71980304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{408979}}^1$

素因数の和:408998

約数の個数: 20

約数和(自身を含む): 152140560

約数和(自身を除く): 80160256

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 408979, 817958, 1635916, 3271832, 4498769, 6543664, 8997538, 17995076, 35990152, 71980304]

約数ペア:

[(1, 71980304), (2, 35990152), (4, 17995076), (8, 8997538), (11, 6543664), (16, 4498769), (22, 3271832), (44, 1635916), (88, 817958), (176, 408979)]