81893586

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{113}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 172329696

約数和(自身を除く): 90436110

約数列:

[1, 2, 3, 6, 43, 53, 86, 106, 113, 129, 159, 226, 258, 318, 339, 678, 2279, 2809, 4558, 4859, 5618, 5989, 6837, 8427, 9718, 11978, 13674, 14577, 16854, 17967, 29154, 35934, 120787, 241574, 257527, 317417, 362361, 515054, 634834, 724722, 772581, 952251, 1545162, 1904502, 13648931, 27297862, 40946793, 81893586]

約数ペア:

[(1, 81893586), (2, 40946793), (3, 27297862), (6, 13648931), (43, 1904502), (53, 1545162), (86, 952251), (106, 772581), (113, 724722), (129, 634834), (159, 515054), (226, 362361), (258, 317417), (318, 257527), (339, 241574), (678, 120787), (2279, 35934), (2809, 29154), (4558, 17967), (4859, 16854), (5618, 14577), (5989, 13674), (6837, 11978), (8427, 9718)]