87891228

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^2\times {\mathrm{2903}}^1$

素因数の和:2971

約数の個数: 54

約数和(自身を含む): 230173944

約数和(自身を除く): 142282716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 841, 1044, 1682, 2523, 2903, 3364, 5046, 5806, 7569, 8709, 10092, 11612, 15138, 17418, 26127, 30276, 34836, 52254, 84187, 104508, 168374, 252561, 336748, 505122, 757683, 1010244, 1515366, 2441423, 3030732, 4882846, 7324269, 9765692, 14648538, 21972807, 29297076, 43945614, 87891228]

約数ペア:

[(1, 87891228), (2, 43945614), (3, 29297076), (4, 21972807), (6, 14648538), (9, 9765692), (12, 7324269), (18, 4882846), (29, 3030732), (36, 2441423), (58, 1515366), (87, 1010244), (116, 757683), (174, 505122), (261, 336748), (348, 252561), (522, 168374), (841, 104508), (1044, 84187), (1682, 52254), (2523, 34836), (2903, 30276), (3364, 26127), (5046, 17418), (5806, 15138), (7569, 11612), (8709, 10092)]