28181283

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{1231}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 40567296

約数和(自身を除く): 12386013

約数列:

[1, 3, 13, 39, 587, 1231, 1761, 3693, 7631, 16003, 22893, 48009, 722597, 2167791, 9393761, 28181283]

約数ペア:

[(1, 28181283), (3, 9393761), (13, 2167791), (39, 722597), (587, 48009), (1231, 22893), (1761, 16003), (3693, 7631)]