28267155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4723}}^1$

素因数の和:4760

約数の個数: 48

約数和(自身を含む): 58955520

約数和(自身を除く): 30688365

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 4723, 5985, 14169, 23615, 33061, 42507, 70845, 89737, 99183, 165305, 212535, 269211, 297549, 448685, 495915, 628159, 807633, 1346055, 1487745, 1884477, 3140795, 4038165, 5653431, 9422385, 28267155]

約数ペア:

[(1, 28267155), (3, 9422385), (5, 5653431), (7, 4038165), (9, 3140795), (15, 1884477), (19, 1487745), (21, 1346055), (35, 807633), (45, 628159), (57, 495915), (63, 448685), (95, 297549), (105, 269211), (133, 212535), (171, 165305), (285, 99183), (315, 89737), (399, 70845), (665, 42507), (855, 33061), (1197, 23615), (1995, 14169), (4723, 5985)]