28730415

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{39089}}^1$

素因数の和:39111

約数の個数: 24

約数和(自身を含む): 53475120

約数和(自身を除く): 24744705

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 39089, 117267, 195445, 273623, 586335, 820869, 1368115, 1915361, 4104345, 5746083, 9576805, 28730415]

約数ペア:

[(1, 28730415), (3, 9576805), (5, 5746083), (7, 4104345), (15, 1915361), (21, 1368115), (35, 820869), (49, 586335), (105, 273623), (147, 195445), (245, 117267), (735, 39089)]