245201761

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 302716736

約数和(自身を除く): 57514975

約数列:

[1, 7, 17, 61, 119, 289, 427, 1037, 1987, 2023, 7259, 13909, 17629, 33779, 121207, 123403, 236453, 574243, 848449, 2060519, 4019701, 14423633, 35028823, 245201761]

約数ペア:

[(1, 245201761), (7, 35028823), (17, 14423633), (61, 4019701), (119, 2060519), (289, 848449), (427, 574243), (1037, 236453), (1987, 123403), (2023, 121207), (7259, 33779), (13909, 17629)]