2505307

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 3119040

約数和(自身を除く): 613733

約数列:

[1, 7, 17, 37, 119, 259, 569, 629, 3983, 4403, 9673, 21053, 67711, 147371, 357901, 2505307]

約数ペア:

[(1, 2505307), (7, 357901), (17, 147371), (37, 67711), (119, 21053), (259, 9673), (569, 4403), (629, 3983)]