831461638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{16447}}^1$

素因数の和:16636

約数の個数: 32

約数和(自身を含む): 1496899584

約数和(自身を除く): 665437946

約数列:

[1, 2, 7, 14, 23, 46, 157, 161, 314, 322, 1099, 2198, 3611, 7222, 16447, 25277, 32894, 50554, 115129, 230258, 378281, 756562, 2582179, 2647967, 5164358, 5295934, 18075253, 36150506, 59390117, 118780234, 415730819, 831461638]

約数ペア:

[(1, 831461638), (2, 415730819), (7, 118780234), (14, 59390117), (23, 36150506), (46, 18075253), (157, 5295934), (161, 5164358), (314, 2647967), (322, 2582179), (1099, 756562), (2198, 378281), (3611, 230258), (7222, 115129), (16447, 50554), (25277, 32894)]