81625395

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{126551}}^1$

素因数の和:126602

約数の個数: 16

約数和(自身を含む): 133638912

約数和(自身を除く): 52013517

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 126551, 379653, 632755, 1898265, 5441693, 16325079, 27208465, 81625395]

約数ペア:

[(1, 81625395), (3, 27208465), (5, 16325079), (15, 5441693), (43, 1898265), (129, 632755), (215, 379653), (645, 126551)]