130356639

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 220806144

約数和(自身を除く): 90449505

約数列:

[1, 3, 7, 9, 21, 63, 71, 151, 193, 213, 453, 497, 579, 639, 1057, 1351, 1359, 1491, 1737, 3171, 4053, 4473, 9513, 10721, 12159, 13703, 29143, 32163, 41109, 75047, 87429, 95921, 96489, 123327, 204001, 225141, 262287, 287763, 612003, 675423, 863289, 1836009, 2069153, 6207459, 14484071, 18622377, 43452213, 130356639]

約数ペア:

[(1, 130356639), (3, 43452213), (7, 18622377), (9, 14484071), (21, 6207459), (63, 2069153), (71, 1836009), (151, 863289), (193, 675423), (213, 612003), (453, 287763), (497, 262287), (579, 225141), (639, 204001), (1057, 123327), (1351, 96489), (1359, 95921), (1491, 87429), (1737, 75047), (3171, 41109), (4053, 32163), (4473, 29143), (9513, 13703), (10721, 12159)]