156640221

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{294991}}^1$

素因数の和:295056

約数の個数: 12

約数和(自身を含む): 230093760

約数和(自身を除く): 73453539

約数列:

[1, 3, 9, 59, 177, 531, 294991, 884973, 2654919, 17404469, 52213407, 156640221]

約数ペア:

[(1, 156640221), (3, 52213407), (9, 17404469), (59, 2654919), (177, 884973), (531, 294991)]