74872941

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 49232019

約数列:

[1, 3, 11, 13, 33, 37, 39, 53, 89, 111, 143, 159, 267, 407, 429, 481, 583, 689, 979, 1157, 1221, 1443, 1749, 1961, 2067, 2937, 3293, 3471, 4717, 5291, 5883, 7579, 9879, 12727, 14151, 15873, 21571, 22737, 25493, 36223, 38181, 42809, 51887, 61321, 64713, 76479, 108669, 128427, 155661, 174529, 183963, 280423, 470899, 523587, 674531, 841269, 1412697, 1919819, 2023593, 2268877, 5759457, 6806631, 24957647, 74872941]

約数ペア:

[(1, 74872941), (3, 24957647), (11, 6806631), (13, 5759457), (33, 2268877), (37, 2023593), (39, 1919819), (53, 1412697), (89, 841269), (111, 674531), (143, 523587), (159, 470899), (267, 280423), (407, 183963), (429, 174529), (481, 155661), (583, 128427), (689, 108669), (979, 76479), (1157, 64713), (1221, 61321), (1443, 51887), (1749, 42809), (1961, 38181), (2067, 36223), (2937, 25493), (3293, 22737), (3471, 21571), (4717, 15873), (5291, 14151), (5883, 12727), (7579, 9879)]