38931975

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 72212640

約数和(自身を除く): 33280665

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 421, 675, 685, 1233, 1263, 2055, 2105, 3425, 3699, 3789, 6165, 6315, 10275, 10525, 11367, 18495, 18945, 30825, 31575, 56835, 57677, 92475, 94725, 173031, 284175, 288385, 519093, 865155, 1441925, 1557279, 2595465, 4325775, 7786395, 12977325, 38931975]

約数ペア:

[(1, 38931975), (3, 12977325), (5, 7786395), (9, 4325775), (15, 2595465), (25, 1557279), (27, 1441925), (45, 865155), (75, 519093), (135, 288385), (137, 284175), (225, 173031), (411, 94725), (421, 92475), (675, 57677), (685, 56835), (1233, 31575), (1263, 30825), (2055, 18945), (2105, 18495), (3425, 11367), (3699, 10525), (3789, 10275), (6165, 6315)]