29781388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81817}}^1$

素因数の和:81841

約数の個数: 24

約数和(自身を含む): 64145312

約数和(自身を除く): 34363924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 81817, 163634, 327268, 572719, 1063621, 1145438, 2127242, 2290876, 4254484, 7445347, 14890694, 29781388]

約数ペア:

[(1, 29781388), (2, 14890694), (4, 7445347), (7, 4254484), (13, 2290876), (14, 2127242), (26, 1145438), (28, 1063621), (52, 572719), (91, 327268), (182, 163634), (364, 81817)]