72001891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 81313344

約数和(自身を除く): 9311453

約数列:

[1, 13, 23, 257, 299, 937, 3341, 5911, 12181, 21551, 76843, 240809, 280163, 3130517, 5538607, 72001891]

約数ペア:

[(1, 72001891), (13, 5538607), (23, 3130517), (257, 280163), (299, 240809), (937, 76843), (3341, 21551), (5911, 12181)]