28274481

素因数分解:

$3^3\times {\mathrm{359}}^1\times {\mathrm{2917}}^1$

素因数の和:3285

約数の個数: 16

約数和(自身を含む): 42019200

約数和(自身を除く): 13744719

約数列:

[1, 3, 9, 27, 359, 1077, 2917, 3231, 8751, 9693, 26253, 78759, 1047203, 3141609, 9424827, 28274481]

約数ペア:

[(1, 28274481), (3, 9424827), (9, 3141609), (27, 1047203), (359, 78759), (1077, 26253), (2917, 9693), (3231, 8751)]