85865969

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 106782720

約数和(自身を除く): 20916751

約数列:

[1, 7, 23, 43, 79, 157, 161, 301, 553, 989, 1099, 1817, 3397, 3611, 6751, 6923, 12403, 12719, 23779, 25277, 47257, 78131, 86821, 155273, 285269, 533329, 546917, 1086911, 1996883, 3733303, 12266567, 85865969]

約数ペア:

[(1, 85865969), (7, 12266567), (23, 3733303), (43, 1996883), (79, 1086911), (157, 546917), (161, 533329), (301, 285269), (553, 155273), (989, 86821), (1099, 78131), (1817, 47257), (3397, 25277), (3611, 23779), (6751, 12719), (6923, 12403)]