81890354

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1867}}^1$

素因数の和:2130

約数の個数: 32

約数和(自身を含む): 151890816

約数和(自身を除く): 70000462

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 241, 482, 1687, 1867, 3133, 3374, 3734, 6266, 13069, 21931, 24271, 26138, 43862, 48542, 169897, 339794, 449947, 899894, 3149629, 5849311, 6299258, 11698622, 40945177, 81890354]

約数ペア:

[(1, 81890354), (2, 40945177), (7, 11698622), (13, 6299258), (14, 5849311), (26, 3149629), (91, 899894), (182, 449947), (241, 339794), (482, 169897), (1687, 48542), (1867, 43862), (3133, 26138), (3374, 24271), (3734, 21931), (6266, 13069)]