40296405

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 66071808

約数和(自身を除く): 25775403

約数列:

[1, 3, 5, 15, 71, 157, 213, 241, 355, 471, 723, 785, 1065, 1205, 2355, 3615, 11147, 17111, 33441, 37837, 51333, 55735, 85555, 113511, 167205, 189185, 256665, 567555, 2686427, 8059281, 13432135, 40296405]

約数ペア:

[(1, 40296405), (3, 13432135), (5, 8059281), (15, 2686427), (71, 567555), (157, 256665), (213, 189185), (241, 167205), (355, 113511), (471, 85555), (723, 55735), (785, 51333), (1065, 37837), (1205, 33441), (2355, 17111), (3615, 11147)]