81507918

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{331333}}^1$

素因数の和:331379

約数の個数: 16

約数和(自身を含む): 166992336

約数和(自身を除く): 85484418

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 331333, 662666, 993999, 1987998, 13584653, 27169306, 40753959, 81507918]

約数ペア:

[(1, 81507918), (2, 40753959), (3, 27169306), (6, 13584653), (41, 1987998), (82, 993999), (123, 662666), (246, 331333)]