31400577

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{769}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 49049000

約数和(自身を除く): 17648423

約数列:

[1, 3, 9, 13, 39, 117, 349, 769, 1047, 2307, 3141, 4537, 6921, 9997, 13611, 29991, 40833, 89973, 268381, 805143, 2415429, 3488953, 10466859, 31400577]

約数ペア:

[(1, 31400577), (3, 10466859), (9, 3488953), (13, 2415429), (39, 805143), (117, 268381), (349, 89973), (769, 40833), (1047, 29991), (2307, 13611), (3141, 9997), (4537, 6921)]