81796842

素因数分解:

$2^1\times 3^2\times {\mathrm{1987}}^1\times {\mathrm{2287}}^1$

素因数の和:4282

約数の個数: 24

約数和(自身を含む): 177393216

約数和(自身を除く): 95596374

約数列:

[1, 2, 3, 6, 9, 18, 1987, 2287, 3974, 4574, 5961, 6861, 11922, 13722, 17883, 20583, 35766, 41166, 4544269, 9088538, 13632807, 27265614, 40898421, 81796842]

約数ペア:

[(1, 81796842), (2, 40898421), (3, 27265614), (6, 13632807), (9, 9088538), (18, 4544269), (1987, 41166), (2287, 35766), (3974, 20583), (4574, 17883), (5961, 13722), (6861, 11922)]