156939664

素因数分解:

$2^4\times 7^1\times {\mathrm{1401247}}^1$

素因数の和:1401262

約数の個数: 20

約数和(自身を含む): 347509504

約数和(自身を除く): 190569840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1401247, 2802494, 5604988, 9808729, 11209976, 19617458, 22419952, 39234916, 78469832, 156939664]

約数ペア:

[(1, 156939664), (2, 78469832), (4, 39234916), (7, 22419952), (8, 19617458), (14, 11209976), (16, 9808729), (28, 5604988), (56, 2802494), (112, 1401247)]