12621268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 24634260

約数和(自身を除く): 12012992

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 293, 356, 484, 586, 979, 1172, 1958, 3223, 3916, 6446, 10769, 12892, 21538, 26077, 35453, 43076, 52154, 70906, 104308, 141812, 286847, 573694, 1147388, 3155317, 6310634, 12621268]

約数ペア:

[(1, 12621268), (2, 6310634), (4, 3155317), (11, 1147388), (22, 573694), (44, 286847), (89, 141812), (121, 104308), (178, 70906), (242, 52154), (293, 43076), (356, 35453), (484, 26077), (586, 21538), (979, 12892), (1172, 10769), (1958, 6446), (3223, 3916)]