289319804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{53857}}^1$

素因数の和:53957

約数の個数: 24

約数和(自身を含む): 542888640

約数和(自身を除く): 253568836

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 53857, 107714, 215428, 915569, 1831138, 3662276, 4254703, 8509406, 17018812, 72329951, 144659902, 289319804]

約数ペア:

[(1, 289319804), (2, 144659902), (4, 72329951), (17, 17018812), (34, 8509406), (68, 4254703), (79, 3662276), (158, 1831138), (316, 915569), (1343, 215428), (2686, 107714), (5372, 53857)]