31574286

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{2909}}^1$

素因数の和:2990

約数の個数: 40

約数和(自身を含む): 71830440

約数和(自身を除く): 40256154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 402, 603, 1206, 1809, 2909, 3618, 5427, 5818, 8727, 10854, 17454, 26181, 52362, 78543, 157086, 194903, 235629, 389806, 471258, 584709, 1169418, 1754127, 3508254, 5262381, 10524762, 15787143, 31574286]

約数ペア:

[(1, 31574286), (2, 15787143), (3, 10524762), (6, 5262381), (9, 3508254), (18, 1754127), (27, 1169418), (54, 584709), (67, 471258), (81, 389806), (134, 235629), (162, 194903), (201, 157086), (402, 78543), (603, 52362), (1206, 26181), (1809, 17454), (2909, 10854), (3618, 8727), (5427, 5818)]