81980802

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{48973}}^1$

素因数の和:49015

約数の個数: 32

約数和(自身を含む): 188060160

約数和(自身を除く): 106079358

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 48973, 97946, 146919, 293838, 440757, 881514, 1322271, 1518163, 2644542, 3036326, 4554489, 9108978, 13663467, 27326934, 40990401, 81980802]

約数ペア:

[(1, 81980802), (2, 40990401), (3, 27326934), (6, 13663467), (9, 9108978), (18, 4554489), (27, 3036326), (31, 2644542), (54, 1518163), (62, 1322271), (93, 881514), (186, 440757), (279, 293838), (558, 146919), (837, 97946), (1674, 48973)]