9900605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 14249088

約数和(自身を除く): 4348483

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 227, 305, 671, 715, 793, 1135, 2497, 2951, 3355, 3965, 8723, 12485, 13847, 14755, 32461, 43615, 69235, 152317, 162305, 180011, 761585, 900055, 1980121, 9900605]

約数ペア:

[(1, 9900605), (5, 1980121), (11, 900055), (13, 761585), (55, 180011), (61, 162305), (65, 152317), (143, 69235), (227, 43615), (305, 32461), (671, 14755), (715, 13847), (793, 12485), (1135, 8723), (2497, 3965), (2951, 3355)]