497564990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{33871}}^1$

素因数の和:34004

約数の個数: 32

約数和(自身を含む): 973074816

約数和(自身を除く): 475509826

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14690, 33871, 67742, 169355, 338710, 440323, 880646, 2201615, 3827423, 4403230, 7654846, 19137115, 38274230, 49756499, 99512998, 248782495, 497564990]

約数ペア:

[(1, 497564990), (2, 248782495), (5, 99512998), (10, 49756499), (13, 38274230), (26, 19137115), (65, 7654846), (113, 4403230), (130, 3827423), (226, 2201615), (565, 880646), (1130, 440323), (1469, 338710), (2938, 169355), (7345, 67742), (14690, 33871)]