28191333

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 38537216

約数和(自身を除く): 10345883

約数列:

[1, 3, 61, 127, 183, 381, 1213, 3639, 7747, 23241, 73993, 154051, 221979, 462153, 9397111, 28191333]

約数ペア:

[(1, 28191333), (3, 9397111), (61, 462153), (127, 221979), (183, 154051), (381, 73993), (1213, 23241), (3639, 7747)]