7347145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 10311840

約数和(自身を除く): 2964695

約数列:

[1, 5, 13, 17, 61, 65, 85, 109, 221, 305, 545, 793, 1037, 1105, 1417, 1853, 3965, 5185, 6649, 7085, 9265, 13481, 24089, 33245, 67405, 86437, 113033, 120445, 432185, 565165, 1469429, 7347145]

約数ペア:

[(1, 7347145), (5, 1469429), (13, 565165), (17, 432185), (61, 120445), (65, 113033), (85, 86437), (109, 67405), (221, 33245), (305, 24089), (545, 13481), (793, 9265), (1037, 7085), (1105, 6649), (1417, 5185), (1853, 3965)]