12708915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 21245952

約数和(自身を除く): 8537037

約数列:

[1, 3, 5, 15, 31, 93, 151, 155, 181, 453, 465, 543, 755, 905, 2265, 2715, 4681, 5611, 14043, 16833, 23405, 27331, 28055, 70215, 81993, 84165, 136655, 409965, 847261, 2541783, 4236305, 12708915]

約数ペア:

[(1, 12708915), (3, 4236305), (5, 2541783), (15, 847261), (31, 409965), (93, 136655), (151, 84165), (155, 81993), (181, 70215), (453, 28055), (465, 27331), (543, 23405), (755, 16833), (905, 14043), (2265, 5611), (2715, 4681)]