31491628

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2833}}^1$

素因数の和:3241

約数の個数: 24

約数和(自身を含む): 63164192

約数和(自身を除く): 31672564

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 2833, 5558, 5666, 11116, 11332, 19831, 39662, 79324, 1124701, 2249402, 4498804, 7872907, 15745814, 31491628]

約数ペア:

[(1, 31491628), (2, 15745814), (4, 7872907), (7, 4498804), (14, 2249402), (28, 1124701), (397, 79324), (794, 39662), (1588, 19831), (2779, 11332), (2833, 11116), (5558, 5666)]