1681647

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 2471040

約数和(自身を除く): 789393

約数列:

[1, 3, 11, 33, 131, 389, 393, 1167, 1441, 4279, 4323, 12837, 50959, 152877, 560549, 1681647]

約数ペア:

[(1, 1681647), (3, 560549), (11, 152877), (33, 50959), (131, 12837), (389, 4323), (393, 4279), (1167, 1441)]