669708081

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 1252894016

約数和(自身を除く): 583185935

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 61, 63, 67, 81, 119, 153, 183, 189, 201, 289, 357, 427, 459, 469, 549, 567, 603, 867, 1037, 1071, 1139, 1281, 1377, 1407, 1647, 1809, 2023, 2601, 3111, 3213, 3417, 3843, 4087, 4221, 4941, 5427, 6069, 7259, 7803, 7973, 9333, 9639, 10251, 11529, 12261, 12663, 17629, 18207, 19363, 21777, 23409, 23919, 27999, 28609, 30753, 34587, 36783, 37989, 52887, 54621, 58089, 65331, 69479, 71757, 83997, 85827, 92259, 110349, 123403, 135541, 158661, 163863, 174267, 195993, 208437, 215271, 257481, 331047, 370209, 406623, 475983, 486353, 522801, 587979, 625311, 645813, 772443, 1110627, 1181143, 1219869, 1427949, 1459059, 1568403, 1875933, 2317329, 3331881, 3543429, 3659607, 4377177, 5627799, 8268001, 9995643, 10630287, 10978821, 13131531, 24804003, 31890861, 39394593, 74412009, 95672583, 223236027, 669708081]

約数ペア:

[(1, 669708081), (3, 223236027), (7, 95672583), (9, 74412009), (17, 39394593), (21, 31890861), (27, 24804003), (51, 13131531), (61, 10978821), (63, 10630287), (67, 9995643), (81, 8268001), (119, 5627799), (153, 4377177), (183, 3659607), (189, 3543429), (201, 3331881), (289, 2317329), (357, 1875933), (427, 1568403), (459, 1459059), (469, 1427949), (549, 1219869), (567, 1181143), (603, 1110627), (867, 772443), (1037, 645813), (1071, 625311), (1139, 587979), (1281, 522801), (1377, 486353), (1407, 475983), (1647, 406623), (1809, 370209), (2023, 331047), (2601, 257481), (3111, 215271), (3213, 208437), (3417, 195993), (3843, 174267), (4087, 163863), (4221, 158661), (4941, 135541), (5427, 123403), (6069, 110349), (7259, 92259), (7803, 85827), (7973, 83997), (9333, 71757), (9639, 69479), (10251, 65331), (11529, 58089), (12261, 54621), (12663, 52887), (17629, 37989), (18207, 36783), (19363, 34587), (21777, 30753), (23409, 28609), (23919, 27999)]