220063905

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{26723}}^1$

素因数の和:26798

約数の個数: 32

約数和(自身を含む): 397653120

約数和(自身を除く): 177589215

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 26723, 80169, 133615, 240507, 400845, 721521, 1202535, 1630103, 3607605, 4890309, 8150515, 14670927, 24451545, 44012781, 73354635, 220063905]

約数ペア:

[(1, 220063905), (3, 73354635), (5, 44012781), (9, 24451545), (15, 14670927), (27, 8150515), (45, 4890309), (61, 3607605), (135, 1630103), (183, 1202535), (305, 721521), (549, 400845), (915, 240507), (1647, 133615), (2745, 80169), (8235, 26723)]