126987507

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:897

約数の個数: 40

約数和(自身を含む): 201779600

約数和(自身を除く): 74792093

約数列:

[1, 3, 9, 19, 27, 57, 81, 109, 171, 327, 513, 757, 981, 1539, 2071, 2271, 2943, 6213, 6813, 8829, 14383, 18639, 20439, 43149, 55917, 61317, 82513, 129447, 167751, 247539, 388341, 742617, 1165023, 1567747, 2227851, 4703241, 6683553, 14109723, 42329169, 126987507]

約数ペア:

[(1, 126987507), (3, 42329169), (9, 14109723), (19, 6683553), (27, 4703241), (57, 2227851), (81, 1567747), (109, 1165023), (171, 742617), (327, 388341), (513, 247539), (757, 167751), (981, 129447), (1539, 82513), (2071, 61317), (2271, 55917), (2943, 43149), (6213, 20439), (6813, 18639), (8829, 14383)]