193817421

素因数分解:

$3^3\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1747}}^1$

素因数の和:2350

約数の個数: 32

約数和(自身を含む): 328903680

約数和(自身を除く): 135086259

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 587, 1747, 1761, 4109, 5241, 5283, 12229, 12327, 15723, 15849, 36687, 36981, 47169, 110061, 110943, 330183, 1025489, 3076467, 7178423, 9229401, 21535269, 27688203, 64605807, 193817421]

約数ペア:

[(1, 193817421), (3, 64605807), (7, 27688203), (9, 21535269), (21, 9229401), (27, 7178423), (63, 3076467), (189, 1025489), (587, 330183), (1747, 110943), (1761, 110061), (4109, 47169), (5241, 36981), (5283, 36687), (12229, 15849), (12327, 15723)]