81309195

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{593}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 154563552

約数和(自身を除く): 73254357

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 277, 495, 593, 831, 1385, 1779, 2493, 2965, 3047, 4155, 5337, 6523, 8895, 9141, 12465, 15235, 19569, 26685, 27423, 32615, 45705, 58707, 97845, 137115, 164261, 293535, 492783, 821305, 1478349, 1806871, 2463915, 5420613, 7391745, 9034355, 16261839, 27103065, 81309195]

約数ペア:

[(1, 81309195), (3, 27103065), (5, 16261839), (9, 9034355), (11, 7391745), (15, 5420613), (33, 2463915), (45, 1806871), (55, 1478349), (99, 821305), (165, 492783), (277, 293535), (495, 164261), (593, 137115), (831, 97845), (1385, 58707), (1779, 45705), (2493, 32615), (2965, 27423), (3047, 26685), (4155, 19569), (5337, 15235), (6523, 12465), (8895, 9141)]