68045289

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 103555200

約数和(自身を除く): 35509911

約数列:

[1, 3, 13, 19, 39, 57, 229, 247, 401, 687, 741, 1203, 2977, 4351, 5213, 7619, 8931, 13053, 15639, 22857, 56563, 91829, 99047, 169689, 275487, 297141, 1193777, 1744751, 3581331, 5234253, 22681763, 68045289]

約数ペア:

[(1, 68045289), (3, 22681763), (13, 5234253), (19, 3581331), (39, 1744751), (57, 1193777), (229, 297141), (247, 275487), (401, 169689), (687, 99047), (741, 91829), (1203, 56563), (2977, 22857), (4351, 15639), (5213, 13053), (7619, 8931)]