78230187

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9479}}^1$

素因数の和:9623

約数の個数: 24

約数和(自身を含む): 130141440

約数和(自身を除く): 51911253

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 9479, 28437, 66353, 85311, 199059, 597177, 1241749, 3725247, 8692243, 11175741, 26076729, 78230187]

約数ペア:

[(1, 78230187), (3, 26076729), (7, 11175741), (9, 8692243), (21, 3725247), (63, 1241749), (131, 597177), (393, 199059), (917, 85311), (1179, 66353), (2751, 28437), (8253, 9479)]