8645286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 19998720

約数和(自身を除く): 11353434

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 61, 69, 78, 79, 122, 138, 158, 183, 237, 299, 366, 474, 598, 793, 897, 1027, 1403, 1586, 1794, 1817, 2054, 2379, 2806, 3081, 3634, 4209, 4758, 4819, 5451, 6162, 8418, 9638, 10902, 14457, 18239, 23621, 28914, 36478, 47242, 54717, 62647, 70863, 109434, 110837, 125294, 141726, 187941, 221674, 332511, 375882, 665022, 1440881, 2881762, 4322643, 8645286]

約数ペア:

[(1, 8645286), (2, 4322643), (3, 2881762), (6, 1440881), (13, 665022), (23, 375882), (26, 332511), (39, 221674), (46, 187941), (61, 141726), (69, 125294), (78, 110837), (79, 109434), (122, 70863), (138, 62647), (158, 54717), (183, 47242), (237, 36478), (299, 28914), (366, 23621), (474, 18239), (598, 14457), (793, 10902), (897, 9638), (1027, 8418), (1403, 6162), (1586, 5451), (1794, 4819), (1817, 4758), (2054, 4209), (2379, 3634), (2806, 3081)]