7212335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 10124352

約数和(自身を除く): 2912017

約数列:

[1, 5, 13, 17, 61, 65, 85, 107, 221, 305, 535, 793, 1037, 1105, 1391, 1819, 3965, 5185, 6527, 6955, 9095, 13481, 23647, 32635, 67405, 84851, 110959, 118235, 424255, 554795, 1442467, 7212335]

約数ペア:

[(1, 7212335), (5, 1442467), (13, 554795), (17, 424255), (61, 118235), (65, 110959), (85, 84851), (107, 67405), (221, 32635), (305, 23647), (535, 13481), (793, 9095), (1037, 6955), (1105, 6527), (1391, 5185), (1819, 3965)]