16280115

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 27181056

約数和(自身を除く): 10900941

約数列:

[1, 3, 5, 15, 31, 93, 155, 157, 223, 465, 471, 669, 785, 1115, 2355, 3345, 4867, 6913, 14601, 20739, 24335, 34565, 35011, 73005, 103695, 105033, 175055, 525165, 1085341, 3256023, 5426705, 16280115]

約数ペア:

[(1, 16280115), (3, 5426705), (5, 3256023), (15, 1085341), (31, 525165), (93, 175055), (155, 105033), (157, 103695), (223, 73005), (465, 35011), (471, 34565), (669, 24335), (785, 20739), (1115, 14601), (2355, 6913), (3345, 4867)]