205486568

素因数分解:

$2^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{7043}}^1$

素因数の和:7577

約数の個数: 32

約数和(自身を含む): 441236160

約数和(自身を除く): 235749592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 521, 1042, 2084, 3647, 4168, 7043, 7294, 14086, 14588, 28172, 29176, 49301, 56344, 98602, 197204, 394408, 3669403, 7338806, 14677612, 25685821, 29355224, 51371642, 102743284, 205486568]

約数ペア:

[(1, 205486568), (2, 102743284), (4, 51371642), (7, 29355224), (8, 25685821), (14, 14677612), (28, 7338806), (56, 3669403), (521, 394408), (1042, 197204), (2084, 98602), (3647, 56344), (4168, 49301), (7043, 29176), (7294, 28172), (14086, 14588)]