1639841645

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{102139}}^1$

素因数の和:102189

約数の個数: 24

約数和(自身を含む): 2242994400

約数和(自身を除く): 603152755

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1235, 3211, 16055, 102139, 510695, 1327807, 1940641, 6639035, 9703205, 17261491, 25228333, 86307455, 126141665, 327968329, 1639841645]

約数ペア:

[(1, 1639841645), (5, 327968329), (13, 126141665), (19, 86307455), (65, 25228333), (95, 17261491), (169, 9703205), (247, 6639035), (845, 1940641), (1235, 1327807), (3211, 510695), (16055, 102139)]