25691742

素因数分解:

$2^1\times 3^4\times {\mathrm{158591}}^1$

素因数の和:158605

約数の個数: 20

約数和(自身を含む): 57568896

約数和(自身を除く): 31877154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 158591, 317182, 475773, 951546, 1427319, 2854638, 4281957, 8563914, 12845871, 25691742]

約数ペア:

[(1, 25691742), (2, 12845871), (3, 8563914), (6, 4281957), (9, 2854638), (18, 1427319), (27, 951546), (54, 475773), (81, 317182), (162, 158591)]