25219215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{26687}}^1$

素因数の和:26708

約数の個数: 32

約数和(自身を含む): 51240960

約数和(自身を除く): 26021745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 26687, 80061, 133435, 186809, 240183, 400305, 560427, 720549, 934045, 1200915, 1681281, 2802135, 3602745, 5043843, 8406405, 25219215]

約数ペア:

[(1, 25219215), (3, 8406405), (5, 5043843), (7, 3602745), (9, 2802135), (15, 1681281), (21, 1200915), (27, 934045), (35, 720549), (45, 560427), (63, 400305), (105, 240183), (135, 186809), (189, 133435), (315, 80061), (945, 26687)]