81225615

素因数分解:

$3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{28351}}^1$

素因数の和:28550

約数の個数: 16

約数和(自身を含む): 130646016

約数和(自身を除く): 49420401

約数列:

[1, 3, 5, 15, 191, 573, 955, 2865, 28351, 85053, 141755, 425265, 5415041, 16245123, 27075205, 81225615]

約数ペア:

[(1, 81225615), (3, 27075205), (5, 16245123), (15, 5415041), (191, 425265), (573, 141755), (955, 85053), (2865, 28351)]