7047915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 13483008

約数和(自身を除く): 6435093

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 223, 245, 301, 645, 669, 735, 903, 1115, 1505, 1561, 2107, 3345, 4515, 4683, 6321, 7805, 9589, 10535, 10927, 23415, 28767, 31605, 32781, 47945, 54635, 67123, 143835, 163905, 201369, 335615, 469861, 1006845, 1409583, 2349305, 7047915]

約数ペア:

[(1, 7047915), (3, 2349305), (5, 1409583), (7, 1006845), (15, 469861), (21, 335615), (35, 201369), (43, 163905), (49, 143835), (105, 67123), (129, 54635), (147, 47945), (215, 32781), (223, 31605), (245, 28767), (301, 23415), (645, 10927), (669, 10535), (735, 9589), (903, 7805), (1115, 6321), (1505, 4683), (1561, 4515), (2107, 3345)]