257589624

素因数分解:

$2^3\times 3^1\times {\mathrm{379}}^1\times {\mathrm{28319}}^1$

素因数の和:28707

約数の個数: 32

約数和(自身を含む): 645696000

約数和(自身を除く): 388106376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 379, 758, 1137, 1516, 2274, 3032, 4548, 9096, 28319, 56638, 84957, 113276, 169914, 226552, 339828, 679656, 10732901, 21465802, 32198703, 42931604, 64397406, 85863208, 128794812, 257589624]

約数ペア:

[(1, 257589624), (2, 128794812), (3, 85863208), (4, 64397406), (6, 42931604), (8, 32198703), (12, 21465802), (24, 10732901), (379, 679656), (758, 339828), (1137, 226552), (1516, 169914), (2274, 113276), (3032, 84957), (4548, 56638), (9096, 28319)]