489589414

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 758419200

約数和(自身を除く): 268829786

約数列:

[1, 2, 107, 109, 139, 151, 214, 218, 278, 302, 11663, 14873, 15151, 16157, 16459, 20989, 23326, 29746, 30302, 32314, 32918, 41978, 1621157, 1761113, 2245823, 2287801, 3242314, 3522226, 4491646, 4575602, 244794707, 489589414]

約数ペア:

[(1, 489589414), (2, 244794707), (107, 4575602), (109, 4491646), (139, 3522226), (151, 3242314), (214, 2287801), (218, 2245823), (278, 1761113), (302, 1621157), (11663, 41978), (14873, 32918), (15151, 32314), (16157, 30302), (16459, 29746), (20989, 23326)]