64989158

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 111132000

約数和(自身を除く): 46142842

約数列:

[1, 2, 13, 19, 26, 38, 247, 293, 449, 494, 586, 898, 3809, 5567, 5837, 7618, 8531, 11134, 11674, 17062, 72371, 110903, 131557, 144742, 221806, 263114, 1710241, 2499583, 3420482, 4999166, 32494579, 64989158]

約数ペア:

[(1, 64989158), (2, 32494579), (13, 4999166), (19, 3420482), (26, 2499583), (38, 1710241), (247, 263114), (293, 221806), (449, 144742), (494, 131557), (586, 110903), (898, 72371), (3809, 17062), (5567, 11674), (5837, 11134), (7618, 8531)]