81374517

素因数分解:

$3^3\times 7^1\times {\mathrm{430553}}^1$

素因数の和:430569

約数の個数: 16

約数和(自身を含む): 137777280

約数和(自身を除く): 56402763

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 430553, 1291659, 3013871, 3874977, 9041613, 11624931, 27124839, 81374517]

約数ペア:

[(1, 81374517), (3, 27124839), (7, 11624931), (9, 9041613), (21, 3874977), (27, 3013871), (63, 1291659), (189, 430553)]