2158366945

素因数分解:

$5^1\times 7^4\times {\mathrm{163}}^1\times {\mathrm{1103}}^1$

素因数の和:1299

約数の個数: 40

約数和(自身を含む): 3042827136

約数和(自身を除く): 884460191

約数列:

[1, 5, 7, 35, 49, 163, 245, 343, 815, 1103, 1141, 1715, 2401, 5515, 5705, 7721, 7987, 12005, 38605, 39935, 54047, 55909, 179789, 270235, 279545, 378329, 391363, 898945, 1258523, 1891645, 1956815, 2648303, 6292615, 8809661, 13241515, 44048305, 61667627, 308338135, 431673389, 2158366945]

約数ペア:

[(1, 2158366945), (5, 431673389), (7, 308338135), (35, 61667627), (49, 44048305), (163, 13241515), (245, 8809661), (343, 6292615), (815, 2648303), (1103, 1956815), (1141, 1891645), (1715, 1258523), (2401, 898945), (5515, 391363), (5705, 378329), (7721, 279545), (7987, 270235), (12005, 179789), (38605, 55909), (39935, 54047)]