23310945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 47279232

約数和(自身を除く): 23968287

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1721, 1935, 2709, 4515, 5163, 8605, 12047, 13545, 15489, 25815, 36141, 60235, 74003, 77445, 108423, 180705, 222009, 370015, 518021, 542115, 666027, 1110045, 1554063, 2590105, 3330135, 4662189, 7770315, 23310945]

約数ペア:

[(1, 23310945), (3, 7770315), (5, 4662189), (7, 3330135), (9, 2590105), (15, 1554063), (21, 1110045), (35, 666027), (43, 542115), (45, 518021), (63, 370015), (105, 222009), (129, 180705), (215, 108423), (301, 77445), (315, 74003), (387, 60235), (645, 36141), (903, 25815), (1505, 15489), (1721, 13545), (1935, 12047), (2709, 8605), (4515, 5163)]