1397431376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{7939951}}^1$

素因数の和:7939970

約数の個数: 20

約数和(自身を含む): 2953662144

約数和(自身を除く): 1556230768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 7939951, 15879902, 31759804, 63519608, 87339461, 127039216, 174678922, 349357844, 698715688, 1397431376]

約数ペア:

[(1, 1397431376), (2, 698715688), (4, 349357844), (8, 174678922), (11, 127039216), (16, 87339461), (22, 63519608), (44, 31759804), (88, 15879902), (176, 7939951)]