205464567

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{52321}}^1$

素因数の和:52359

約数の個数: 32

約数和(自身を含む): 361649664

約数和(自身を除く): 156185097

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 52321, 156963, 366247, 575531, 889457, 1098741, 1726593, 2668371, 4028717, 6226199, 9784027, 12086151, 18678597, 29352081, 68488189, 205464567]

約数ペア:

[(1, 205464567), (3, 68488189), (7, 29352081), (11, 18678597), (17, 12086151), (21, 9784027), (33, 6226199), (51, 4028717), (77, 2668371), (119, 1726593), (187, 1098741), (231, 889457), (357, 575531), (561, 366247), (1309, 156963), (3927, 52321)]