128013998

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2221}}^1$

素因数の和:2432

約数の個数: 32

約数和(自身を含む): 230376960

約数和(自身を除く): 102362962

約数列:

[1, 2, 7, 14, 23, 46, 161, 179, 322, 358, 1253, 2221, 2506, 4117, 4442, 8234, 15547, 28819, 31094, 51083, 57638, 102166, 357581, 397559, 715162, 795118, 2782913, 5565826, 9143857, 18287714, 64006999, 128013998]

約数ペア:

[(1, 128013998), (2, 64006999), (7, 18287714), (14, 9143857), (23, 5565826), (46, 2782913), (161, 795118), (179, 715162), (322, 397559), (358, 357581), (1253, 102166), (2221, 57638), (2506, 51083), (4117, 31094), (4442, 28819), (8234, 15547)]