28776813

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 41899680

約数和(自身を除く): 13122867

約数列:

[1, 3, 13, 39, 169, 211, 269, 507, 633, 807, 2743, 3497, 8229, 10491, 35659, 45461, 56759, 106977, 136383, 170277, 737867, 2213601, 9592271, 28776813]

約数ペア:

[(1, 28776813), (3, 9592271), (13, 2213601), (39, 737867), (169, 170277), (211, 136383), (269, 106977), (507, 56759), (633, 45461), (807, 35659), (2743, 10491), (3497, 8229)]