66928365

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 136581120

約数和(自身を除く): 69652755

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 127, 147, 239, 245, 315, 381, 441, 635, 717, 735, 889, 1143, 1195, 1673, 1905, 2151, 2205, 2667, 3585, 4445, 5019, 5715, 6223, 8001, 8365, 10755, 11711, 13335, 15057, 18669, 25095, 30353, 31115, 35133, 40005, 56007, 58555, 75285, 91059, 93345, 105399, 151765, 175665, 212471, 273177, 280035, 455295, 526995, 637413, 1062355, 1365885, 1487297, 1912239, 3187065, 4461891, 7436485, 9561195, 13385673, 22309455, 66928365]

約数ペア:

[(1, 66928365), (3, 22309455), (5, 13385673), (7, 9561195), (9, 7436485), (15, 4461891), (21, 3187065), (35, 1912239), (45, 1487297), (49, 1365885), (63, 1062355), (105, 637413), (127, 526995), (147, 455295), (239, 280035), (245, 273177), (315, 212471), (381, 175665), (441, 151765), (635, 105399), (717, 93345), (735, 91059), (889, 75285), (1143, 58555), (1195, 56007), (1673, 40005), (1905, 35133), (2151, 31115), (2205, 30353), (2667, 25095), (3585, 18669), (4445, 15057), (5019, 13335), (5715, 11711), (6223, 10755), (8001, 8365)]