1309455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{4157}}^1$

素因数の和:4175

約数の個数: 24

約数和(自身を含む): 2594592

約数和(自身を除く): 1285137

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4157, 12471, 20785, 29099, 37413, 62355, 87297, 145495, 187065, 261891, 436485, 1309455]

約数ペア:

[(1, 1309455), (3, 436485), (5, 261891), (7, 187065), (9, 145495), (15, 87297), (21, 62355), (35, 37413), (45, 29099), (63, 20785), (105, 12471), (315, 4157)]