42921690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{653}}^1$

素因数の和:983

約数の個数: 64

約数和(自身を含む): 118285056

約数和(自身を除く): 75363366

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 313, 626, 653, 939, 1306, 1565, 1878, 1959, 2191, 3130, 3265, 3918, 4382, 4571, 4695, 6530, 6573, 9142, 9390, 9795, 10955, 13146, 13713, 19590, 21910, 22855, 27426, 32865, 45710, 65730, 68565, 137130, 204389, 408778, 613167, 1021945, 1226334, 1430723, 2043890, 2861446, 3065835, 4292169, 6131670, 7153615, 8584338, 14307230, 21460845, 42921690]

約数ペア:

[(1, 42921690), (2, 21460845), (3, 14307230), (5, 8584338), (6, 7153615), (7, 6131670), (10, 4292169), (14, 3065835), (15, 2861446), (21, 2043890), (30, 1430723), (35, 1226334), (42, 1021945), (70, 613167), (105, 408778), (210, 204389), (313, 137130), (626, 68565), (653, 65730), (939, 45710), (1306, 32865), (1565, 27426), (1878, 22855), (1959, 21910), (2191, 19590), (3130, 13713), (3265, 13146), (3918, 10955), (4382, 9795), (4571, 9390), (4695, 9142), (6530, 6573)]