256426172

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 493903872

約数和(自身を除く): 237477700

約数列:

[1, 2, 4, 23, 31, 46, 47, 62, 92, 94, 124, 188, 713, 1081, 1426, 1457, 1913, 2162, 2852, 2914, 3826, 4324, 5828, 7652, 33511, 43999, 59303, 67022, 87998, 89911, 118606, 134044, 175996, 179822, 237212, 359644, 1363969, 2067953, 2727938, 2787241, 4135906, 5455876, 5574482, 8271812, 11148964, 64106543, 128213086, 256426172]

約数ペア:

[(1, 256426172), (2, 128213086), (4, 64106543), (23, 11148964), (31, 8271812), (46, 5574482), (47, 5455876), (62, 4135906), (92, 2787241), (94, 2727938), (124, 2067953), (188, 1363969), (713, 359644), (1081, 237212), (1426, 179822), (1457, 175996), (1913, 134044), (2162, 118606), (2852, 89911), (2914, 87998), (3826, 67022), (4324, 59303), (5828, 43999), (7652, 33511)]