66835755

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1825

約数の個数: 72

約数和(自身を含む): 142769952

約数和(自身を除く): 75934197

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 833, 1071, 1783, 1785, 2205, 2499, 4165, 5349, 5355, 7497, 8915, 12481, 12495, 16047, 26745, 30311, 37443, 37485, 62405, 80235, 87367, 90933, 112329, 151555, 187215, 212177, 262101, 272799, 436835, 454665, 561645, 636531, 786303, 1060885, 1310505, 1363995, 1485239, 1909593, 3182655, 3931515, 4455717, 7426195, 9547965, 13367151, 22278585, 66835755]

約数ペア:

[(1, 66835755), (3, 22278585), (5, 13367151), (7, 9547965), (9, 7426195), (15, 4455717), (17, 3931515), (21, 3182655), (35, 1909593), (45, 1485239), (49, 1363995), (51, 1310505), (63, 1060885), (85, 786303), (105, 636531), (119, 561645), (147, 454665), (153, 436835), (245, 272799), (255, 262101), (315, 212177), (357, 187215), (441, 151555), (595, 112329), (735, 90933), (765, 87367), (833, 80235), (1071, 62405), (1783, 37485), (1785, 37443), (2205, 30311), (2499, 26745), (4165, 16047), (5349, 12495), (5355, 12481), (7497, 8915)]