647276472

素因数分解:

$2^3\times 3^2\times {\mathrm{2039}}^1\times {\mathrm{4409}}^1$

素因数の和:6460

約数の個数: 48

約数和(自身を含む): 1754298000

約数和(自身を除く): 1107021528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2039, 4078, 4409, 6117, 8156, 8818, 12234, 13227, 16312, 17636, 18351, 24468, 26454, 35272, 36702, 39681, 48936, 52908, 73404, 79362, 105816, 146808, 158724, 317448, 8989951, 17979902, 26969853, 35959804, 53939706, 71919608, 80909559, 107879412, 161819118, 215758824, 323638236, 647276472]

約数ペア:

[(1, 647276472), (2, 323638236), (3, 215758824), (4, 161819118), (6, 107879412), (8, 80909559), (9, 71919608), (12, 53939706), (18, 35959804), (24, 26969853), (36, 17979902), (72, 8989951), (2039, 317448), (4078, 158724), (4409, 146808), (6117, 105816), (8156, 79362), (8818, 73404), (12234, 52908), (13227, 48936), (16312, 39681), (17636, 36702), (18351, 35272), (24468, 26454)]