81923723

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2557}}^1$

素因数の和:2786

約数の個数: 16

約数和(自身を含む): 98227200

約数和(自身を除く): 16303477

約数列:

[1, 7, 23, 161, 199, 1393, 2557, 4577, 17899, 32039, 58811, 411677, 508843, 3561901, 11703389, 81923723]

約数ペア:

[(1, 81923723), (7, 11703389), (23, 3561901), (161, 508843), (199, 411677), (1393, 58811), (2557, 32039), (4577, 17899)]