28906435

素因数分解:

$5^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 36874656

約数和(自身を除く): 7968221

約数列:

[1, 5, 37, 41, 103, 185, 205, 515, 1369, 1517, 3811, 4223, 6845, 7585, 19055, 21115, 56129, 141007, 156251, 280645, 705035, 781255, 5781287, 28906435]

約数ペア:

[(1, 28906435), (5, 5781287), (37, 781255), (41, 705035), (103, 280645), (185, 156251), (205, 141007), (515, 56129), (1369, 21115), (1517, 19055), (3811, 7585), (4223, 6845)]