16679985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2453

約数の個数: 32

約数和(自身を含む): 30968832

約数和(自身を除く): 14288847

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 2345, 2371, 7035, 7113, 11855, 16597, 35565, 49791, 82985, 158857, 248955, 476571, 794285, 1111999, 2382855, 3335997, 5559995, 16679985]

約数ペア:

[(1, 16679985), (3, 5559995), (5, 3335997), (7, 2382855), (15, 1111999), (21, 794285), (35, 476571), (67, 248955), (105, 158857), (201, 82985), (335, 49791), (469, 35565), (1005, 16597), (1407, 11855), (2345, 7113), (2371, 7035)]