227521221

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{6329}}^1$

素因数の和:6876

約数の個数: 16

約数和(自身を含む): 317208960

約数和(自身を除く): 89687739

約数列:

[1, 3, 23, 69, 521, 1563, 6329, 11983, 18987, 35949, 145567, 436701, 3297409, 9892227, 75840407, 227521221]

約数ペア:

[(1, 227521221), (3, 75840407), (23, 9892227), (69, 3297409), (521, 436701), (1563, 145567), (6329, 35949), (11983, 18987)]