11221987

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 13374144

約数和(自身を除く): 2152157

約数列:

[1, 7, 41, 61, 287, 427, 641, 2501, 4487, 17507, 26281, 39101, 183967, 273707, 1603141, 11221987]

約数ペア:

[(1, 11221987), (7, 1603141), (41, 273707), (61, 183967), (287, 39101), (427, 26281), (641, 17507), (2501, 4487)]