42940065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{408953}}^1$

素因数の和:408968

約数の個数: 16

約数和(自身を含む): 78519168

約数和(自身を除く): 35579103

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 408953, 1226859, 2044765, 2862671, 6134295, 8588013, 14313355, 42940065]

約数ペア:

[(1, 42940065), (3, 14313355), (5, 8588013), (7, 6134295), (15, 2862671), (21, 2044765), (35, 1226859), (105, 408953)]