31481270

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{9931}}^1$

素因数の和:10255

約数の個数: 16

約数和(自身を含む): 56850768

約数和(自身を除く): 25369498

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 9931, 19862, 49655, 99310, 3148127, 6296254, 15740635, 31481270]

約数ペア:

[(1, 31481270), (2, 15740635), (5, 6296254), (10, 3148127), (317, 99310), (634, 49655), (1585, 19862), (3170, 9931)]