1387681724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 3083114496

約数和(自身を除く): 1695432772

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 43, 44, 46, 52, 86, 92, 121, 143, 172, 223, 242, 253, 286, 299, 446, 473, 484, 506, 559, 572, 598, 892, 946, 989, 1012, 1118, 1196, 1573, 1892, 1978, 2236, 2453, 2783, 2899, 3146, 3289, 3956, 4906, 5129, 5203, 5566, 5798, 6149, 6292, 6578, 9589, 9812, 10258, 10406, 10879, 11132, 11596, 12298, 12857, 13156, 19178, 20516, 20812, 21758, 24596, 25714, 26983, 31889, 36179, 38356, 43516, 51428, 53966, 56419, 63778, 66677, 67639, 72358, 105479, 107932, 112838, 119669, 124657, 127556, 133354, 135278, 141427, 144716, 210958, 220547, 225676, 239338, 249314, 266708, 270556, 282854, 350779, 421916, 441094, 478676, 498628, 565708, 620609, 701558, 733447, 882188, 1160269, 1241218, 1371227, 1403116, 1466894, 1555697, 2320538, 2426017, 2482436, 2742454, 2867111, 2933788, 3111394, 4641076, 4852034, 5484908, 5734222, 6222788, 8067917, 9704068, 11468444, 15083497, 16135834, 26686187, 30166994, 31538221, 32271668, 53372374, 60333988, 63076442, 106744748, 126152884, 346920431, 693840862, 1387681724]

約数ペア:

[(1, 1387681724), (2, 693840862), (4, 346920431), (11, 126152884), (13, 106744748), (22, 63076442), (23, 60333988), (26, 53372374), (43, 32271668), (44, 31538221), (46, 30166994), (52, 26686187), (86, 16135834), (92, 15083497), (121, 11468444), (143, 9704068), (172, 8067917), (223, 6222788), (242, 5734222), (253, 5484908), (286, 4852034), (299, 4641076), (446, 3111394), (473, 2933788), (484, 2867111), (506, 2742454), (559, 2482436), (572, 2426017), (598, 2320538), (892, 1555697), (946, 1466894), (989, 1403116), (1012, 1371227), (1118, 1241218), (1196, 1160269), (1573, 882188), (1892, 733447), (1978, 701558), (2236, 620609), (2453, 565708), (2783, 498628), (2899, 478676), (3146, 441094), (3289, 421916), (3956, 350779), (4906, 282854), (5129, 270556), (5203, 266708), (5566, 249314), (5798, 239338), (6149, 225676), (6292, 220547), (6578, 210958), (9589, 144716), (9812, 141427), (10258, 135278), (10406, 133354), (10879, 127556), (11132, 124657), (11596, 119669), (12298, 112838), (12857, 107932), (13156, 105479), (19178, 72358), (20516, 67639), (20812, 66677), (21758, 63778), (24596, 56419), (25714, 53966), (26983, 51428), (31889, 43516), (36179, 38356)]