31193896292

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{38231}}^1$

素因数の和:38349

約数の個数: 72

約数和(自身を含む): 63471848832

約数和(自身を除く): 32277952540

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 169, 221, 284, 338, 442, 676, 884, 923, 1207, 1846, 2414, 2873, 3692, 4828, 5746, 11492, 11999, 15691, 23998, 31382, 38231, 47996, 62764, 76462, 152924, 203983, 407966, 497003, 649927, 815932, 994006, 1299854, 1988012, 2599708, 2714401, 5428802, 6461039, 8449051, 10857604, 12922078, 16898102, 25844156, 33796204, 35287213, 46144817, 70574426, 92289634, 109837663, 141148852, 184579268, 219675326, 439350652, 458733769, 599882621, 917467538, 1199765242, 1834935076, 2399530484, 7798474073, 15596948146, 31193896292]

約数ペア:

[(1, 31193896292), (2, 15596948146), (4, 7798474073), (13, 2399530484), (17, 1834935076), (26, 1199765242), (34, 917467538), (52, 599882621), (68, 458733769), (71, 439350652), (142, 219675326), (169, 184579268), (221, 141148852), (284, 109837663), (338, 92289634), (442, 70574426), (676, 46144817), (884, 35287213), (923, 33796204), (1207, 25844156), (1846, 16898102), (2414, 12922078), (2873, 10857604), (3692, 8449051), (4828, 6461039), (5746, 5428802), (11492, 2714401), (11999, 2599708), (15691, 1988012), (23998, 1299854), (31382, 994006), (38231, 815932), (47996, 649927), (62764, 497003), (76462, 407966), (152924, 203983)]