272904359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 347719680

約数和(自身を除く): 74815321

約数列:

[1, 7, 13, 43, 91, 97, 301, 559, 679, 719, 1261, 3913, 4171, 5033, 8827, 9347, 29197, 30917, 54223, 65429, 69743, 216419, 379561, 401921, 488201, 906659, 2813447, 2998949, 6346613, 20992643, 38986337, 272904359]

約数ペア:

[(1, 272904359), (7, 38986337), (13, 20992643), (43, 6346613), (91, 2998949), (97, 2813447), (301, 906659), (559, 488201), (679, 401921), (719, 379561), (1261, 216419), (3913, 69743), (4171, 65429), (5033, 54223), (8827, 30917), (9347, 29197)]