349871263

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 434903040

約数和(自身を除く): 85031777

約数列:

[1, 7, 19, 43, 131, 133, 301, 467, 817, 917, 2489, 3269, 5633, 5719, 8873, 17423, 20081, 39431, 61177, 62111, 107027, 140567, 381539, 428239, 749189, 1162363, 2630611, 2670773, 8136541, 18414277, 49981609, 349871263]

約数ペア:

[(1, 349871263), (7, 49981609), (19, 18414277), (43, 8136541), (131, 2670773), (133, 2630611), (301, 1162363), (467, 749189), (817, 428239), (917, 381539), (2489, 140567), (3269, 107027), (5633, 62111), (5719, 61177), (8873, 39431), (17423, 20081)]