81145755

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58169}}^1$

素因数の和:58211

約数の個数: 24

約数和(自身を含む): 145192320

約数和(自身を除く): 64046565

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 58169, 174507, 290845, 523521, 872535, 1803239, 2617605, 5409717, 9016195, 16229151, 27048585, 81145755]

約数ペア:

[(1, 81145755), (3, 27048585), (5, 16229151), (9, 9016195), (15, 5409717), (31, 2617605), (45, 1803239), (93, 872535), (155, 523521), (279, 290845), (465, 174507), (1395, 58169)]