30985278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2128

約数の個数: 32

約数和(自身を含む): 65270016

約数和(自身を除く): 34284738

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 1987, 2599, 3974, 5198, 5961, 7797, 11922, 15594, 45701, 91402, 137103, 224531, 274206, 449062, 673593, 1347186, 5164213, 10328426, 15492639, 30985278]

約数ペア:

[(1, 30985278), (2, 15492639), (3, 10328426), (6, 5164213), (23, 1347186), (46, 673593), (69, 449062), (113, 274206), (138, 224531), (226, 137103), (339, 91402), (678, 45701), (1987, 15594), (2599, 11922), (3974, 7797), (5198, 5961)]