1399042015

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{655289}}^1$

素因数の和:655362

約数の個数: 16

約数和(自身を含む): 1950143040

約数和(自身を除く): 551101025

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 655289, 3276445, 4587023, 22935115, 39972629, 199863145, 279808403, 1399042015]

約数ペア:

[(1, 1399042015), (5, 279808403), (7, 199863145), (35, 39972629), (61, 22935115), (305, 4587023), (427, 3276445), (2135, 655289)]