15180975

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 27484600

約数和(自身を除く): 12303625

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 225, 327, 545, 619, 981, 1635, 1857, 2725, 3095, 4905, 5571, 8175, 9285, 15475, 24525, 27855, 46425, 67471, 139275, 202413, 337355, 607239, 1012065, 1686775, 3036195, 5060325, 15180975]

約数ペア:

[(1, 15180975), (3, 5060325), (5, 3036195), (9, 1686775), (15, 1012065), (25, 607239), (45, 337355), (75, 202413), (109, 139275), (225, 67471), (327, 46425), (545, 27855), (619, 24525), (981, 15475), (1635, 9285), (1857, 8175), (2725, 5571), (3095, 4905)]