666760941

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 1236248832

約数和(自身を除く): 569487891

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 121, 141, 231, 329, 363, 423, 517, 693, 847, 987, 1089, 1551, 1861, 2541, 2961, 3619, 4653, 5583, 5687, 7623, 10857, 13027, 16749, 17061, 20471, 32571, 39081, 39809, 51183, 61413, 87467, 117243, 119427, 143297, 184239, 225181, 262401, 358281, 429891, 612269, 675543, 787203, 962137, 1289673, 1576267, 1836807, 2026629, 2886411, 4728801, 5510421, 6734959, 8659233, 10583507, 14186403, 20204877, 31750521, 60614631, 74084549, 95251563, 222253647, 666760941]

約数ペア:

[(1, 666760941), (3, 222253647), (7, 95251563), (9, 74084549), (11, 60614631), (21, 31750521), (33, 20204877), (47, 14186403), (63, 10583507), (77, 8659233), (99, 6734959), (121, 5510421), (141, 4728801), (231, 2886411), (329, 2026629), (363, 1836807), (423, 1576267), (517, 1289673), (693, 962137), (847, 787203), (987, 675543), (1089, 612269), (1551, 429891), (1861, 358281), (2541, 262401), (2961, 225181), (3619, 184239), (4653, 143297), (5583, 119427), (5687, 117243), (7623, 87467), (10857, 61413), (13027, 51183), (16749, 39809), (17061, 39081), (20471, 32571)]