64872885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56167}}^1$

素因数の和:56193

約数の個数: 32

約数和(自身を含む): 129411072

約数和(自身を除く): 64538187

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 56167, 168501, 280835, 393169, 617837, 842505, 1179507, 1853511, 1965845, 3089185, 4324859, 5897535, 9267555, 12974577, 21624295, 64872885]

約数ペア:

[(1, 64872885), (3, 21624295), (5, 12974577), (7, 9267555), (11, 5897535), (15, 4324859), (21, 3089185), (33, 1965845), (35, 1853511), (55, 1179507), (77, 842505), (105, 617837), (165, 393169), (231, 280835), (385, 168501), (1155, 56167)]