179968269

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{2591}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 261833472

約数和(自身を除く): 81865203

約数列:

[1, 3, 13, 39, 137, 169, 411, 507, 1781, 2591, 5343, 7773, 23153, 33683, 69459, 101049, 354967, 437879, 1064901, 1313637, 4614571, 13843713, 59989423, 179968269]

約数ペア:

[(1, 179968269), (3, 59989423), (13, 13843713), (39, 4614571), (137, 1313637), (169, 1064901), (411, 437879), (507, 354967), (1781, 101049), (2591, 69459), (5343, 33683), (7773, 23153)]