16868156945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{8429}}^1\times {\mathrm{12911}}^1$

素因数の和:21376

約数の個数: 16

約数和(自身を含む): 20898846720

約数和(自身を除く): 4030689775

約数列:

[1, 5, 31, 155, 8429, 12911, 42145, 64555, 261299, 400241, 1306495, 2001205, 108826819, 544134095, 3373631389, 16868156945]

約数ペア:

[(1, 16868156945), (5, 3373631389), (31, 544134095), (155, 108826819), (8429, 2001205), (12911, 1306495), (42145, 400241), (64555, 261299)]