81623591

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{3541}}^1$

素因数の和:3674

約数の個数: 16

約数和(自身を含む): 96909120

約数和(自身を除く): 15285529

約数列:

[1, 7, 37, 89, 259, 623, 3293, 3541, 23051, 24787, 131017, 315149, 917119, 2206043, 11660513, 81623591]

約数ペア:

[(1, 81623591), (7, 11660513), (37, 2206043), (89, 917119), (259, 315149), (623, 131017), (3293, 24787), (3541, 23051)]