66886988

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{39161}}^1$

素因数の和:39233

約数の個数: 24

約数和(自身を含む): 135970464

約数和(自身を除く): 69083476

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 39161, 78322, 156644, 274127, 548254, 1096508, 2388821, 4777642, 9555284, 16721747, 33443494, 66886988]

約数ペア:

[(1, 66886988), (2, 33443494), (4, 16721747), (7, 9555284), (14, 4777642), (28, 2388821), (61, 1096508), (122, 548254), (244, 274127), (427, 156644), (854, 78322), (1708, 39161)]