814339967

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 1023687072

約数和(自身を除く): 209347105

約数列:

[1, 7, 17, 49, 71, 119, 281, 343, 497, 833, 1207, 1967, 2401, 3479, 4777, 5831, 8449, 13769, 19951, 24353, 33439, 40817, 59143, 96383, 139657, 170471, 234073, 339167, 414001, 674681, 977599, 1638511, 2374169, 2898007, 6843193, 11469577, 16619183, 47902351, 116334281, 814339967]

約数ペア:

[(1, 814339967), (7, 116334281), (17, 47902351), (49, 16619183), (71, 11469577), (119, 6843193), (281, 2898007), (343, 2374169), (497, 1638511), (833, 977599), (1207, 674681), (1967, 414001), (2401, 339167), (3479, 234073), (4777, 170471), (5831, 139657), (8449, 96383), (13769, 59143), (19951, 40817), (24353, 33439)]