212320719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{24859}}^1$

素因数の和:24951

約数の個数: 24

約数和(自身を含む): 334814480

約数和(自身を除く): 122493761

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 24859, 74577, 223731, 323167, 969501, 1814707, 2908503, 5444121, 16332363, 23591191, 70773573, 212320719]

約数ペア:

[(1, 212320719), (3, 70773573), (9, 23591191), (13, 16332363), (39, 5444121), (73, 2908503), (117, 1814707), (219, 969501), (657, 323167), (949, 223731), (2847, 74577), (8541, 24859)]