1822145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 2527224

約数和(自身を除く): 705079

約数列:

[1, 5, 13, 17, 65, 85, 97, 221, 289, 485, 1105, 1261, 1445, 1649, 3757, 6305, 8245, 18785, 21437, 28033, 107185, 140165, 364429, 1822145]

約数ペア:

[(1, 1822145), (5, 364429), (13, 140165), (17, 107185), (65, 28033), (85, 21437), (97, 18785), (221, 8245), (289, 6305), (485, 3757), (1105, 1649), (1261, 1445)]