891089

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 16

約数和(自身を含む): 1026432

約数和(自身を除く): 135343

約数列:

[1, 17, 23, 43, 53, 391, 731, 901, 989, 1219, 2279, 16813, 20723, 38743, 52417, 891089]

約数ペア:

[(1, 891089), (17, 52417), (23, 38743), (43, 20723), (53, 16813), (391, 2279), (731, 1219), (901, 989)]