1996883

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 2426880

約数和(自身を除く): 429997

約数列:

[1, 7, 23, 79, 157, 161, 553, 1099, 1817, 3611, 12403, 12719, 25277, 86821, 285269, 1996883]

約数ペア:

[(1, 1996883), (7, 285269), (23, 86821), (79, 25277), (157, 12719), (161, 12403), (553, 3611), (1099, 1817)]