22228705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 27998208

約数和(自身を除く): 5769503

約数列:

[1, 5, 31, 61, 155, 305, 1891, 2351, 9455, 11755, 72881, 143411, 364405, 717055, 4445741, 22228705]

約数ペア:

[(1, 22228705), (5, 4445741), (31, 717055), (61, 364405), (155, 143411), (305, 72881), (1891, 11755), (2351, 9455)]