27918631

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:203

約数の個数: 18

約数和(自身を含む): 31639968

約数和(自身を除く): 3721337

約数列:

[1, 13, 31, 73, 169, 403, 949, 2263, 5239, 5329, 12337, 29419, 69277, 165199, 382447, 900601, 2147587, 27918631]

約数ペア:

[(1, 27918631), (13, 2147587), (31, 900601), (73, 382447), (169, 165199), (403, 69277), (949, 29419), (2263, 12337), (5239, 5329)]