31187.00000000

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 151552800

約数和(自身を除く): 66086996

約数列:

[1, 2, 4, 149, 193, 298, 386, 596, 743, 772, 1486, 2972, 28757, 57514, 110707, 115028, 143399, 221414, 286798, 442828, 573596, 21366451, 42732902, 85465804]

約数ペア:

[(1, 85465804), (2, 42732902), (4, 21366451), (149, 573596), (193, 442828), (298, 286798), (386, 221414), (596, 143399), (743, 115028), (772, 110707), (1486, 57514), (2972, 28757)]