64763495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21991}}^1$

素因数の和:22046

約数の個数: 16

約数和(自身を含む): 84449280

約数和(自身を除く): 19685785

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 21991, 109955, 417829, 681721, 2089145, 3408605, 12952699, 64763495]

約数ペア:

[(1, 64763495), (5, 12952699), (19, 3408605), (31, 2089145), (95, 681721), (155, 417829), (589, 109955), (2945, 21991)]