156978021

素因数分解:

$3^1\times {\mathrm{677}}^1\times {\mathrm{77291}}^1$

素因数の和:77971

約数の個数: 8

約数和(自身を含む): 209615904

約数和(自身を除く): 52637883

約数列:

[1, 3, 677, 2031, 77291, 231873, 52326007, 156978021]

約数ペア:

[(1, 156978021), (3, 52326007), (677, 231873), (2031, 77291)]