68131545

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 112613760

約数和(自身を除く): 44482215

約数列:

[1, 3, 5, 15, 41, 123, 139, 205, 417, 615, 695, 797, 2085, 2391, 3985, 5699, 11955, 17097, 28495, 32677, 85485, 98031, 110783, 163385, 332349, 490155, 553915, 1661745, 4542103, 13626309, 22710515, 68131545]

約数ペア:

[(1, 68131545), (3, 22710515), (5, 13626309), (15, 4542103), (41, 1661745), (123, 553915), (139, 490155), (205, 332349), (417, 163385), (615, 110783), (695, 98031), (797, 85485), (2085, 32677), (2391, 28495), (3985, 17097), (5699, 11955)]