30939318

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{13121}}^1$

素因数の和:13260

約数の個数: 24

約数和(自身を含む): 67552056

約数和(自身を除く): 36612738

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 13121, 26242, 39363, 78726, 118089, 236178, 1718851, 3437702, 5156553, 10313106, 15469659, 30939318]

約数ペア:

[(1, 30939318), (2, 15469659), (3, 10313106), (6, 5156553), (9, 3437702), (18, 1718851), (131, 236178), (262, 118089), (393, 78726), (786, 39363), (1179, 26242), (2358, 13121)]