28739172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1681

約数の個数: 96

約数和(自身を含む): 88058880

約数和(自身を除く): 59319708

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 132, 133, 154, 209, 228, 231, 266, 308, 399, 418, 462, 532, 627, 798, 836, 924, 1254, 1463, 1596, 1637, 2508, 2926, 3274, 4389, 4911, 5852, 6548, 8778, 9822, 11459, 17556, 18007, 19644, 22918, 31103, 34377, 36014, 45836, 54021, 62206, 68754, 72028, 93309, 108042, 124412, 126049, 137508, 186618, 216084, 217721, 252098, 342133, 373236, 378147, 435442, 504196, 653163, 684266, 756294, 870884, 1026399, 1306326, 1368532, 1512588, 2052798, 2394931, 2612652, 4105596, 4789862, 7184793, 9579724, 14369586, 28739172]

約数ペア:

[(1, 28739172), (2, 14369586), (3, 9579724), (4, 7184793), (6, 4789862), (7, 4105596), (11, 2612652), (12, 2394931), (14, 2052798), (19, 1512588), (21, 1368532), (22, 1306326), (28, 1026399), (33, 870884), (38, 756294), (42, 684266), (44, 653163), (57, 504196), (66, 435442), (76, 378147), (77, 373236), (84, 342133), (114, 252098), (132, 217721), (133, 216084), (154, 186618), (209, 137508), (228, 126049), (231, 124412), (266, 108042), (308, 93309), (399, 72028), (418, 68754), (462, 62206), (532, 54021), (627, 45836), (798, 36014), (836, 34377), (924, 31103), (1254, 22918), (1463, 19644), (1596, 18007), (1637, 17556), (2508, 11459), (2926, 9822), (3274, 8778), (4389, 6548), (4911, 5852)]