851604

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 2201472

約数和(自身を除く): 1349868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 103, 106, 156, 159, 206, 212, 309, 318, 412, 618, 636, 689, 1236, 1339, 1378, 2067, 2678, 2756, 4017, 4134, 5356, 5459, 8034, 8268, 10918, 16068, 16377, 21836, 32754, 65508, 70967, 141934, 212901, 283868, 425802, 851604]

約数ペア:

[(1, 851604), (2, 425802), (3, 283868), (4, 212901), (6, 141934), (12, 70967), (13, 65508), (26, 32754), (39, 21836), (52, 16377), (53, 16068), (78, 10918), (103, 8268), (106, 8034), (156, 5459), (159, 5356), (206, 4134), (212, 4017), (309, 2756), (318, 2678), (412, 2067), (618, 1378), (636, 1339), (689, 1236)]