156916879

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 194088960

約数和(自身を除く): 37172081

約数列:

[1, 7, 23, 47, 89, 161, 233, 329, 623, 1081, 1631, 2047, 4183, 5359, 7567, 10951, 14329, 20737, 29281, 37513, 76657, 96209, 145159, 251873, 476951, 673463, 974639, 1763111, 3338657, 6822473, 22416697, 156916879]

約数ペア:

[(1, 156916879), (7, 22416697), (23, 6822473), (47, 3338657), (89, 1763111), (161, 974639), (233, 673463), (329, 476951), (623, 251873), (1081, 145159), (1631, 96209), (2047, 76657), (4183, 37513), (5359, 29281), (7567, 20737), (10951, 14329)]