72261

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 24

約数和(自身を含む): 126464

約数和(自身を除く): 54203

約数列:

[1, 3, 7, 9, 21, 31, 37, 63, 93, 111, 217, 259, 279, 333, 651, 777, 1147, 1953, 2331, 3441, 8029, 10323, 24087, 72261]

約数ペア:

[(1, 72261), (3, 24087), (7, 10323), (9, 8029), (21, 3441), (31, 2331), (37, 1953), (63, 1147), (93, 777), (111, 651), (217, 333), (259, 279)]