63663340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244859}}^1$

素因数の和:244881

約数の個数: 24

約数和(自身を含む): 143977680

約数和(自身を除く): 80314340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 244859, 489718, 979436, 1224295, 2448590, 3183167, 4897180, 6366334, 12732668, 15915835, 31831670, 63663340]

約数ペア:

[(1, 63663340), (2, 31831670), (4, 15915835), (5, 12732668), (10, 6366334), (13, 4897180), (20, 3183167), (26, 2448590), (52, 1224295), (65, 979436), (130, 489718), (260, 244859)]