27887909619

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{14591}}^1$

素因数の和:14955

約数の個数: 32

約数和(自身を含む): 38912311296

約数和(自身を除く): 11024401677

約数列:

[1, 3, 37, 67, 111, 201, 257, 771, 2479, 7437, 9509, 14591, 17219, 28527, 43773, 51657, 539867, 637103, 977597, 1619601, 1911309, 2932791, 3749887, 11249661, 36171089, 108513267, 138745819, 251242429, 416237457, 753727287, 9295969873, 27887909619]

約数ペア:

[(1, 27887909619), (3, 9295969873), (37, 753727287), (67, 416237457), (111, 251242429), (201, 138745819), (257, 108513267), (771, 36171089), (2479, 11249661), (7437, 3749887), (9509, 2932791), (14591, 1911309), (17219, 1619601), (28527, 977597), (43773, 637103), (51657, 539867)]