128139186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{74413}}^1$

素因数の和:74466

約数の個数: 32

約数和(自身を含む): 300037248

約数和(自身を除く): 171898062

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 74413, 148826, 223239, 446478, 520891, 1041782, 1562673, 3050933, 3125346, 6101866, 9152799, 18305598, 21356531, 42713062, 64069593, 128139186]

約数ペア:

[(1, 128139186), (2, 64069593), (3, 42713062), (6, 21356531), (7, 18305598), (14, 9152799), (21, 6101866), (41, 3125346), (42, 3050933), (82, 1562673), (123, 1041782), (246, 520891), (287, 446478), (574, 223239), (861, 148826), (1722, 74413)]