161777223

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{139343}}^1$

素因数の和:139395

約数の個数: 16

約数和(自身を含む): 245245440

約数和(自身を除く): 83468217

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 139343, 418029, 1254087, 3762261, 5991749, 17975247, 53925741, 161777223]

約数ペア:

[(1, 161777223), (3, 53925741), (9, 17975247), (27, 5991749), (43, 3762261), (129, 1254087), (387, 418029), (1161, 139343)]