3845475

素因数分解:

$3^6\times 5^2\times {\mathrm{211}}^1$

素因数の和:239

約数の個数: 42

約数和(自身を含む): 7183196

約数和(自身を除く): 3337721

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 211, 225, 243, 405, 633, 675, 729, 1055, 1215, 1899, 2025, 3165, 3645, 5275, 5697, 6075, 9495, 15825, 17091, 18225, 28485, 47475, 51273, 85455, 142425, 153819, 256365, 427275, 769095, 1281825, 3845475]

約数ペア:

[(1, 3845475), (3, 1281825), (5, 769095), (9, 427275), (15, 256365), (25, 153819), (27, 142425), (45, 85455), (75, 51273), (81, 47475), (135, 28485), (211, 18225), (225, 17091), (243, 15825), (405, 9495), (633, 6075), (675, 5697), (729, 5275), (1055, 3645), (1215, 3165), (1899, 2025)]