7212777

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 12773376

約数和(自身を除く): 5560599

約数列:

[1, 3, 11, 13, 17, 23, 33, 39, 43, 51, 69, 129, 143, 187, 221, 253, 299, 391, 429, 473, 559, 561, 663, 731, 759, 897, 989, 1173, 1419, 1677, 2193, 2431, 2967, 3289, 4301, 5083, 6149, 7293, 8041, 9503, 9867, 10879, 12857, 12903, 15249, 16813, 18447, 24123, 28509, 32637, 38571, 50439, 55913, 104533, 141427, 167739, 184943, 218569, 313599, 424281, 554829, 655707, 2404259, 7212777]

約数ペア:

[(1, 7212777), (3, 2404259), (11, 655707), (13, 554829), (17, 424281), (23, 313599), (33, 218569), (39, 184943), (43, 167739), (51, 141427), (69, 104533), (129, 55913), (143, 50439), (187, 38571), (221, 32637), (253, 28509), (299, 24123), (391, 18447), (429, 16813), (473, 15249), (559, 12903), (561, 12857), (663, 10879), (731, 9867), (759, 9503), (897, 8041), (989, 7293), (1173, 6149), (1419, 5083), (1677, 4301), (2193, 3289), (2431, 2967)]