31580523

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{769}}^1$

素因数の和:810

約数の個数: 36

約数和(自身を含む): 51291240

約数和(自身を除く): 19710717

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 351, 507, 769, 1053, 1521, 2307, 3159, 4563, 6921, 9997, 13689, 20763, 29991, 41067, 62289, 89973, 129961, 186867, 269919, 389883, 809757, 1169649, 2429271, 3508947, 10526841, 31580523]

約数ペア:

[(1, 31580523), (3, 10526841), (9, 3508947), (13, 2429271), (27, 1169649), (39, 809757), (81, 389883), (117, 269919), (169, 186867), (243, 129961), (351, 89973), (507, 62289), (769, 41067), (1053, 29991), (1521, 20763), (2307, 13689), (3159, 9997), (4563, 6921)]