278320194

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{672271}}^1$

素因数の和:672302

約数の個数: 24

約数和(自身を含む): 629246592

約数和(自身を除く): 350926398

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 672271, 1344542, 2016813, 4033626, 6050439, 12100878, 15462233, 30924466, 46386699, 92773398, 139160097, 278320194]

約数ペア:

[(1, 278320194), (2, 139160097), (3, 92773398), (6, 46386699), (9, 30924466), (18, 15462233), (23, 12100878), (46, 6050439), (69, 4033626), (138, 2016813), (207, 1344542), (414, 672271)]