30981144

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{12781}}^1$

素因数の和:12891

約数の個数: 32

約数和(自身を含む): 78225840

約数和(自身を除く): 47244696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 12781, 25562, 38343, 51124, 76686, 102248, 153372, 306744, 1290881, 2581762, 3872643, 5163524, 7745286, 10327048, 15490572, 30981144]

約数ペア:

[(1, 30981144), (2, 15490572), (3, 10327048), (4, 7745286), (6, 5163524), (8, 3872643), (12, 2581762), (24, 1290881), (101, 306744), (202, 153372), (303, 102248), (404, 76686), (606, 51124), (808, 38343), (1212, 25562), (2424, 12781)]