861373044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{17351}}^1$

素因数の和:17565

約数の個数: 72

約数和(自身を含む): 2501186688

約数和(自身を除く): 1639813644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2758, 3546, 4137, 5516, 7092, 8274, 12411, 16548, 17351, 24822, 34702, 49644, 52053, 69404, 104106, 121457, 156159, 208212, 242914, 312318, 364371, 485828, 624636, 728742, 1093113, 1457484, 2186226, 3418147, 4372452, 6836294, 10254441, 13672588, 20508882, 23927029, 30763323, 41017764, 47854058, 61526646, 71781087, 95708116, 123053292, 143562174, 215343261, 287124348, 430686522, 861373044]

約数ペア:

[(1, 861373044), (2, 430686522), (3, 287124348), (4, 215343261), (6, 143562174), (7, 123053292), (9, 95708116), (12, 71781087), (14, 61526646), (18, 47854058), (21, 41017764), (28, 30763323), (36, 23927029), (42, 20508882), (63, 13672588), (84, 10254441), (126, 6836294), (197, 4372452), (252, 3418147), (394, 2186226), (591, 1457484), (788, 1093113), (1182, 728742), (1379, 624636), (1773, 485828), (2364, 364371), (2758, 312318), (3546, 242914), (4137, 208212), (5516, 156159), (7092, 121457), (8274, 104106), (12411, 69404), (16548, 52053), (17351, 49644), (24822, 34702)]