77431618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{25321}}^1$

素因数の和:25473

約数の個数: 16

約数和(自身を含む): 127622880

約数和(自身を除く): 50191262

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 25321, 50642, 278531, 557062, 3519619, 7039238, 38715809, 77431618]

約数ペア:

[(1, 77431618), (2, 38715809), (11, 7039238), (22, 3519619), (139, 557062), (278, 278531), (1529, 50642), (3058, 25321)]