71389149

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{1013}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 103914720

約数和(自身を除く): 32525571

約数列:

[1, 3, 13, 39, 139, 169, 417, 507, 1013, 1807, 3039, 5421, 13169, 23491, 39507, 70473, 140807, 171197, 422421, 513591, 1830491, 5491473, 23796383, 71389149]

約数ペア:

[(1, 71389149), (3, 23796383), (13, 5491473), (39, 1830491), (139, 513591), (169, 422421), (417, 171197), (507, 140807), (1013, 70473), (1807, 39507), (3039, 23491), (5421, 13169)]