1681387955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{891983}}^1$

素因数の和:892030

約数の個数: 16

約数和(自身を含む): 2247799680

約数和(自身を除く): 566411725

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 891983, 4459915, 11595779, 25867507, 57978895, 129337535, 336277591, 1681387955]

約数ペア:

[(1, 1681387955), (5, 336277591), (13, 129337535), (29, 57978895), (65, 25867507), (145, 11595779), (377, 4459915), (1885, 891983)]