81225414

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{13633}}^1$

素因数の和:13972

約数の個数: 24

約数和(自身を含む): 176533032

約数和(自身を除く): 95307618

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 5958, 13633, 27266, 40899, 81798, 122697, 245394, 4512523, 9025046, 13537569, 27075138, 40612707, 81225414]

約数ペア:

[(1, 81225414), (2, 40612707), (3, 27075138), (6, 13537569), (9, 9025046), (18, 4512523), (331, 245394), (662, 122697), (993, 81798), (1986, 40899), (2979, 27266), (5958, 13633)]