8390343

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 12947200

約数和(自身を除く): 4556857

約数列:

[1, 3, 13, 19, 39, 57, 67, 169, 201, 247, 507, 741, 871, 1273, 2197, 2613, 3211, 3819, 6591, 9633, 11323, 16549, 33969, 41743, 49647, 125229, 147199, 215137, 441597, 645411, 2796781, 8390343]

約数ペア:

[(1, 8390343), (3, 2796781), (13, 645411), (19, 441597), (39, 215137), (57, 147199), (67, 125229), (169, 49647), (201, 41743), (247, 33969), (507, 16549), (741, 11323), (871, 9633), (1273, 6591), (2197, 3819), (2613, 3211)]