51395769

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 78727680

約数和(自身を除く): 27331911

約数列:

[1, 3, 9, 27, 47, 101, 141, 303, 401, 423, 909, 1203, 1269, 2727, 3609, 4747, 10827, 14241, 18847, 40501, 42723, 56541, 121503, 128169, 169623, 364509, 508869, 1093527, 1903547, 5710641, 17131923, 51395769]

約数ペア:

[(1, 51395769), (3, 17131923), (9, 5710641), (27, 1903547), (47, 1093527), (101, 508869), (141, 364509), (303, 169623), (401, 128169), (423, 121503), (909, 56541), (1203, 42723), (1269, 40501), (2727, 18847), (3609, 14241), (4747, 10827)]