15691831545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1871417}}^1$

素因数の和:1871481

約数の個数: 32

約数和(自身を含む): 27667043712

約数和(自身を除く): 11975212167

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 1871417, 5614251, 9357085, 24328421, 28071255, 72985263, 80470931, 121642105, 241412793, 364926315, 402354655, 1046122103, 1207063965, 3138366309, 5230610515, 15691831545]

約数ペア:

[(1, 15691831545), (3, 5230610515), (5, 3138366309), (13, 1207063965), (15, 1046122103), (39, 402354655), (43, 364926315), (65, 241412793), (129, 121642105), (195, 80470931), (215, 72985263), (559, 28071255), (645, 24328421), (1677, 9357085), (2795, 5614251), (8385, 1871417)]