79428531

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15313}}^1$

素因数の和:15355

約数の個数: 32

約数和(自身を含む): 137213440

約数和(自身を除く): 57784909

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 15313, 45939, 107191, 199069, 290947, 321573, 597207, 872841, 1393483, 2036629, 3782311, 4180449, 6109887, 11346933, 26476177, 79428531]

約数ペア:

[(1, 79428531), (3, 26476177), (7, 11346933), (13, 6109887), (19, 4180449), (21, 3782311), (39, 2036629), (57, 1393483), (91, 872841), (133, 597207), (247, 321573), (273, 290947), (399, 199069), (741, 107191), (1729, 45939), (5187, 15313)]