490639465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{81299}}^1$

素因数の和:81392

約数の個数: 16

約数和(自身を含む): 632188800

約数和(自身を除く): 141549335

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 81299, 406495, 1382083, 5772229, 6910415, 28861145, 98127893, 490639465]

約数ペア:

[(1, 490639465), (5, 98127893), (17, 28861145), (71, 6910415), (85, 5772229), (355, 1382083), (1207, 406495), (6035, 81299)]