13179285

素因数分解:

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

素因数の和:207

約数の個数: 72

約数和(自身を含む): 27387360

約数和(自身を除く): 14208075

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 139, 147, 215, 245, 301, 315, 387, 417, 441, 645, 695, 735, 903, 973, 1251, 1505, 1935, 2085, 2107, 2205, 2709, 2919, 4515, 4865, 5977, 6255, 6321, 6811, 8757, 10535, 13545, 14595, 17931, 18963, 20433, 29885, 31605, 34055, 41839, 43785, 53793, 61299, 89655, 94815, 102165, 125517, 209195, 268965, 292873, 306495, 376551, 627585, 878619, 1464365, 1882755, 2635857, 4393095, 13179285]

約数ペア:

[(1, 13179285), (3, 4393095), (5, 2635857), (7, 1882755), (9, 1464365), (15, 878619), (21, 627585), (35, 376551), (43, 306495), (45, 292873), (49, 268965), (63, 209195), (105, 125517), (129, 102165), (139, 94815), (147, 89655), (215, 61299), (245, 53793), (301, 43785), (315, 41839), (387, 34055), (417, 31605), (441, 29885), (645, 20433), (695, 18963), (735, 17931), (903, 14595), (973, 13545), (1251, 10535), (1505, 8757), (1935, 6811), (2085, 6321), (2107, 6255), (2205, 5977), (2709, 4865), (2919, 4515)]