156739891

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{16823}}^1$

素因数の和:16863

約数の個数: 16

約数和(自身を含む): 197042688

約数和(自身を除く): 40302797

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 16823, 117761, 185053, 1295371, 2035583, 14249081, 22391413, 156739891]

約数ペア:

[(1, 156739891), (7, 22391413), (11, 14249081), (77, 2035583), (121, 1295371), (847, 185053), (1331, 117761), (9317, 16823)]