311393690

素因数分解:

$2^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{129209}}^1$

素因数の和:129457

約数の個数: 16

約数和(自身を含む): 562838760

約数和(自身を除く): 251445070

約数列:

[1, 2, 5, 10, 241, 482, 1205, 2410, 129209, 258418, 646045, 1292090, 31139369, 62278738, 155696845, 311393690]

約数ペア:

[(1, 311393690), (2, 155696845), (5, 62278738), (10, 31139369), (241, 1292090), (482, 646045), (1205, 258418), (2410, 129209)]