2155492878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{29717}}^1$

素因数の和:29897

約数の個数: 64

約数和(自身を含む): 5409151488

約数和(自身を除く): 3253658610

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 157, 231, 314, 462, 471, 942, 1099, 1727, 2198, 3297, 3454, 5181, 6594, 10362, 12089, 24178, 29717, 36267, 59434, 72534, 89151, 178302, 208019, 326887, 416038, 624057, 653774, 980661, 1248114, 1961322, 2288209, 4576418, 4665569, 6864627, 9331138, 13729254, 13996707, 27993414, 32658983, 51321259, 65317966, 97976949, 102642518, 153963777, 195953898, 307927554, 359248813, 718497626, 1077746439, 2155492878]

約数ペア:

[(1, 2155492878), (2, 1077746439), (3, 718497626), (6, 359248813), (7, 307927554), (11, 195953898), (14, 153963777), (21, 102642518), (22, 97976949), (33, 65317966), (42, 51321259), (66, 32658983), (77, 27993414), (154, 13996707), (157, 13729254), (231, 9331138), (314, 6864627), (462, 4665569), (471, 4576418), (942, 2288209), (1099, 1961322), (1727, 1248114), (2198, 980661), (3297, 653774), (3454, 624057), (5181, 416038), (6594, 326887), (10362, 208019), (12089, 178302), (24178, 89151), (29717, 72534), (36267, 59434)]