4393095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 8426880

約数和(自身を除く): 4033785

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 139, 147, 215, 245, 301, 417, 645, 695, 735, 903, 973, 1505, 2085, 2107, 2919, 4515, 4865, 5977, 6321, 6811, 10535, 14595, 17931, 20433, 29885, 31605, 34055, 41839, 89655, 102165, 125517, 209195, 292873, 627585, 878619, 1464365, 4393095]

約数ペア:

[(1, 4393095), (3, 1464365), (5, 878619), (7, 627585), (15, 292873), (21, 209195), (35, 125517), (43, 102165), (49, 89655), (105, 41839), (129, 34055), (139, 31605), (147, 29885), (215, 20433), (245, 17931), (301, 14595), (417, 10535), (645, 6811), (695, 6321), (735, 5977), (903, 4865), (973, 4515), (1505, 2919), (2085, 2107)]