81382284

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{4339}}^1$

素因数の和:4870

約数の個数: 36

約数和(自身を含む): 206158680

約数和(自身を除く): 124776396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 1042, 1563, 2084, 3126, 4339, 4689, 6252, 8678, 9378, 13017, 17356, 18756, 26034, 39051, 52068, 78102, 156204, 2260619, 4521238, 6781857, 9042476, 13563714, 20345571, 27127428, 40691142, 81382284]

約数ペア:

[(1, 81382284), (2, 40691142), (3, 27127428), (4, 20345571), (6, 13563714), (9, 9042476), (12, 6781857), (18, 4521238), (36, 2260619), (521, 156204), (1042, 78102), (1563, 52068), (2084, 39051), (3126, 26034), (4339, 18756), (4689, 17356), (6252, 13017), (8678, 9378)]