257381614

素因数分解:

$2^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{17393}}^1$

素因数の和:17560

約数の個数: 24

約数和(自身を含む): 452104848

約数和(自身を除く): 194723234

約数列:

[1, 2, 7, 14, 49, 98, 151, 302, 1057, 2114, 7399, 14798, 17393, 34786, 121751, 243502, 852257, 1704514, 2626343, 5252686, 18384401, 36768802, 128690807, 257381614]

約数ペア:

[(1, 257381614), (2, 128690807), (7, 36768802), (14, 18384401), (49, 5252686), (98, 2626343), (151, 1704514), (302, 852257), (1057, 243502), (2114, 121751), (7399, 34786), (14798, 17393)]