28700715

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51713}}^1$

素因数の和:51758

約数の個数: 16

約数和(自身を含む): 47163168

約数和(自身を除く): 18462453

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51713, 155139, 258565, 775695, 1913381, 5740143, 9566905, 28700715]

約数ペア:

[(1, 28700715), (3, 9566905), (5, 5740143), (15, 1913381), (37, 775695), (111, 258565), (185, 155139), (555, 51713)]