133890318

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 295098336

約数和(自身を除く): 161208018

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 257, 281, 309, 514, 562, 618, 771, 843, 927, 1542, 1686, 1854, 2313, 2529, 4626, 5058, 26471, 28943, 52942, 57886, 72217, 79413, 86829, 144434, 158826, 173658, 216651, 238239, 260487, 433302, 476478, 520974, 649953, 1299906, 7438351, 14876702, 22315053, 44630106, 66945159, 133890318]

約数ペア:

[(1, 133890318), (2, 66945159), (3, 44630106), (6, 22315053), (9, 14876702), (18, 7438351), (103, 1299906), (206, 649953), (257, 520974), (281, 476478), (309, 433302), (514, 260487), (562, 238239), (618, 216651), (771, 173658), (843, 158826), (927, 144434), (1542, 86829), (1686, 79413), (1854, 72217), (2313, 57886), (2529, 52942), (4626, 28943), (5058, 26471)]