81057977

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{6229}}^1$

素因数の和:6273

約数の個数: 24

約数和(自身を含む): 109448640

約数和(自身を除く): 28390663

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1859, 6229, 13013, 43603, 68519, 80977, 479633, 566839, 890747, 1052701, 6235229, 7368907, 11579711, 81057977]

約数ペア:

[(1, 81057977), (7, 11579711), (11, 7368907), (13, 6235229), (77, 1052701), (91, 890747), (143, 566839), (169, 479633), (1001, 80977), (1183, 68519), (1859, 43603), (6229, 13013)]