15312885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3557}}^1$

素因数の和:3613

約数の個数: 32

約数和(自身を含む): 28691712

約数和(自身を除く): 13378827

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 3557, 4305, 10671, 17785, 24899, 53355, 74697, 124495, 145837, 373485, 437511, 729185, 1020859, 2187555, 3062577, 5104295, 15312885]

約数ペア:

[(1, 15312885), (3, 5104295), (5, 3062577), (7, 2187555), (15, 1020859), (21, 729185), (35, 437511), (41, 373485), (105, 145837), (123, 124495), (205, 74697), (287, 53355), (615, 24899), (861, 17785), (1435, 10671), (3557, 4305)]