28077385

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13151}}^1$

素因数の和:13224

約数の個数: 16

約数和(自身を含む): 39140352

約数和(自身を除く): 11062967

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 13151, 65755, 92057, 460285, 802211, 4011055, 5615477, 28077385]

約数ペア:

[(1, 28077385), (5, 5615477), (7, 4011055), (35, 802211), (61, 460285), (305, 92057), (427, 65755), (2135, 13151)]