8881005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 16974144

約数和(自身を除く): 8093139

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 245, 281, 301, 645, 735, 843, 903, 1405, 1505, 1967, 2107, 4215, 4515, 5901, 6321, 9835, 10535, 12083, 13769, 29505, 31605, 36249, 41307, 60415, 68845, 84581, 181245, 206535, 253743, 422905, 592067, 1268715, 1776201, 2960335, 8881005]

約数ペア:

[(1, 8881005), (3, 2960335), (5, 1776201), (7, 1268715), (15, 592067), (21, 422905), (35, 253743), (43, 206535), (49, 181245), (105, 84581), (129, 68845), (147, 60415), (215, 41307), (245, 36249), (281, 31605), (301, 29505), (645, 13769), (735, 12083), (843, 10535), (903, 9835), (1405, 6321), (1505, 5901), (1967, 4515), (2107, 4215)]