81789422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{285977}}^1$

素因数の和:286003

約数の個数: 16

約数和(自身を含む): 144132912

約数和(自身を除く): 62343490

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 285977, 571954, 3145747, 3717701, 6291494, 7435402, 40894711, 81789422]

約数ペア:

[(1, 81789422), (2, 40894711), (11, 7435402), (13, 6291494), (22, 3717701), (26, 3145747), (143, 571954), (286, 285977)]