72578366

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 131569920

約数和(自身を除く): 58991554

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 281, 562, 971, 1942, 1967, 3934, 5339, 6797, 10678, 13594, 18449, 36898, 37373, 74746, 129143, 258286, 272851, 545702, 1909957, 3819914, 5184169, 10368338, 36289183, 72578366]

約数ペア:

[(1, 72578366), (2, 36289183), (7, 10368338), (14, 5184169), (19, 3819914), (38, 1909957), (133, 545702), (266, 272851), (281, 258286), (562, 129143), (971, 74746), (1942, 37373), (1967, 36898), (3934, 18449), (5339, 13594), (6797, 10678)]