2220221445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{23671}}^1$

素因数の和:23742

約数の個数: 48

約数和(自身を含む): 3950762112

約数和(自身を除く): 1730540667

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 169, 185, 195, 481, 507, 555, 845, 1443, 2405, 2535, 6253, 7215, 18759, 23671, 31265, 71013, 93795, 118355, 307723, 355065, 875827, 923169, 1538615, 2627481, 4000399, 4379135, 4615845, 11385751, 12001197, 13137405, 20001995, 34157253, 56928755, 60005985, 148014763, 170786265, 444044289, 740073815, 2220221445]

約数ペア:

[(1, 2220221445), (3, 740073815), (5, 444044289), (13, 170786265), (15, 148014763), (37, 60005985), (39, 56928755), (65, 34157253), (111, 20001995), (169, 13137405), (185, 12001197), (195, 11385751), (481, 4615845), (507, 4379135), (555, 4000399), (845, 2627481), (1443, 1538615), (2405, 923169), (2535, 875827), (6253, 355065), (7215, 307723), (18759, 118355), (23671, 93795), (31265, 71013)]