681856565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{29717}}^1$

素因数の和:30088

約数の個数: 16

約数和(自身を含む): 883694448

約数和(自身を除く): 201837883

約数列:

[1, 5, 13, 65, 353, 1765, 4589, 22945, 29717, 148585, 386321, 1931605, 10490101, 52450505, 136371313, 681856565]

約数ペア:

[(1, 681856565), (5, 136371313), (13, 52450505), (65, 10490101), (353, 1931605), (1765, 386321), (4589, 148585), (22945, 29717)]