201215917

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4549}}^1$

素因数の和:4716

約数の個数: 16

約数和(自身を含む): 235872000

約数和(自身を除く): 34656083

約数列:

[1, 7, 71, 89, 497, 623, 4549, 6319, 31843, 44233, 322979, 404861, 2260853, 2834027, 28745131, 201215917]

約数ペア:

[(1, 201215917), (7, 28745131), (71, 2834027), (89, 2260853), (497, 404861), (623, 322979), (4549, 44233), (6319, 31843)]