85615215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1$

素因数の和:4351

約数の個数: 32

約数和(自身を含む): 157386240

約数和(自身を除く): 71771025

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 4137, 4139, 6895, 12417, 20685, 20695, 28973, 62085, 86919, 144865, 434595, 815383, 2446149, 4076915, 5707681, 12230745, 17123043, 28538405, 85615215]

約数ペア:

[(1, 85615215), (3, 28538405), (5, 17123043), (7, 12230745), (15, 5707681), (21, 4076915), (35, 2446149), (105, 815383), (197, 434595), (591, 144865), (985, 86919), (1379, 62085), (2955, 28973), (4137, 20695), (4139, 20685), (6895, 12417)]