47005257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{17989}}^1$

素因数の和:18072

約数の個数: 16

約数和(自身を含む): 68505920

約数和(自身を除く): 21500663

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 17989, 53967, 233857, 701571, 1205263, 3615789, 15668419, 47005257]

約数ペア:

[(1, 47005257), (3, 15668419), (13, 3615789), (39, 1205263), (67, 701571), (201, 233857), (871, 53967), (2613, 17989)]