681001521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{430741}}^1$

素因数の和:430792

約数の個数: 16

約数和(自身を含む): 992429568

約数和(自身を除く): 311428047

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 430741, 1292223, 7322597, 13352971, 21967791, 40058913, 227000507, 681001521]

約数ペア:

[(1, 681001521), (3, 227000507), (17, 40058913), (31, 21967791), (51, 13352971), (93, 7322597), (527, 1292223), (1581, 430741)]