201811857

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{9257}}^1$

素因数の和:9329

約数の個数: 24

約数和(自身を含む): 298181664

約数和(自身を除く): 96369807

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 7267, 9257, 21801, 27771, 120341, 361023, 398051, 1194153, 1564433, 4693299, 5174663, 15523989, 67270619, 201811857]

約数ペア:

[(1, 201811857), (3, 67270619), (13, 15523989), (39, 5174663), (43, 4693299), (129, 1564433), (169, 1194153), (507, 398051), (559, 361023), (1677, 120341), (7267, 27771), (9257, 21801)]