3894075

素因数分解:

$3^5\times 5^2\times {\mathrm{641}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 7244328

約数和(自身を除く): 3350253

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 641, 675, 1215, 1923, 2025, 3205, 5769, 6075, 9615, 16025, 17307, 28845, 48075, 51921, 86535, 144225, 155763, 259605, 432675, 778815, 1298025, 3894075]

約数ペア:

[(1, 3894075), (3, 1298025), (5, 778815), (9, 432675), (15, 259605), (25, 155763), (27, 144225), (45, 86535), (75, 51921), (81, 48075), (135, 28845), (225, 17307), (243, 16025), (405, 9615), (641, 6075), (675, 5769), (1215, 3205), (1923, 2025)]