12638327

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 14941584

約数和(自身を除く): 2303257

約数列:

[1, 13, 17, 53, 83, 169, 221, 689, 901, 1079, 1411, 2873, 4399, 8957, 11713, 14027, 18343, 57187, 74783, 152269, 238459, 743431, 972179, 12638327]

約数ペア:

[(1, 12638327), (13, 972179), (17, 743431), (53, 238459), (83, 152269), (169, 74783), (221, 57187), (689, 18343), (901, 14027), (1079, 11713), (1411, 8957), (2873, 4399)]