42539217

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{27749}}^1$

素因数の和:27832

約数の個数: 16

約数和(自身を含む): 65712000

約数和(自身を除く): 23172783

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 27749, 83247, 194243, 582729, 2025677, 6077031, 14179739, 42539217]

約数ペア:

[(1, 42539217), (3, 14179739), (7, 6077031), (21, 2025677), (73, 582729), (219, 194243), (511, 83247), (1533, 27749)]