538322409

素因数分解:

$3^3\times {\mathrm{31}}^2\times {\mathrm{20747}}^1$

素因数の和:20818

約数の個数: 24

約数和(自身を含む): 824110560

約数和(自身を除く): 285788151

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 961, 2883, 8649, 20747, 25947, 62241, 186723, 560169, 643157, 1929471, 5788413, 17365239, 19937867, 59813601, 179440803, 538322409]

約数ペア:

[(1, 538322409), (3, 179440803), (9, 59813601), (27, 19937867), (31, 17365239), (93, 5788413), (279, 1929471), (837, 643157), (961, 560169), (2883, 186723), (8649, 62241), (20747, 25947)]