856508742

素因数分解:

$2^1\times 3^4\times {\mathrm{997}}^1\times {\mathrm{5303}}^1$

素因数の和:6314

約数の個数: 40

約数和(自身を含む): 1921501296

約数和(自身を除く): 1064992554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 997, 1994, 2991, 5303, 5982, 8973, 10606, 15909, 17946, 26919, 31818, 47727, 53838, 80757, 95454, 143181, 161514, 286362, 429543, 859086, 5287091, 10574182, 15861273, 31722546, 47583819, 95167638, 142751457, 285502914, 428254371, 856508742]

約数ペア:

[(1, 856508742), (2, 428254371), (3, 285502914), (6, 142751457), (9, 95167638), (18, 47583819), (27, 31722546), (54, 15861273), (81, 10574182), (162, 5287091), (997, 859086), (1994, 429543), (2991, 286362), (5303, 161514), (5982, 143181), (8973, 95454), (10606, 80757), (15909, 53838), (17946, 47727), (26919, 31818)]