81153358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7669}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 146895840

約数和(自身を除く): 65742482

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 5291, 7669, 10582, 15338, 84359, 99697, 168718, 199394, 283753, 567506, 1096667, 2193334, 3121283, 3688789, 6242566, 7377578, 40576679, 81153358]

約数ペア:

[(1, 81153358), (2, 40576679), (11, 7377578), (13, 6242566), (22, 3688789), (26, 3121283), (37, 2193334), (74, 1096667), (143, 567506), (286, 283753), (407, 199394), (481, 168718), (814, 99697), (962, 84359), (5291, 15338), (7669, 10582)]