28760207

素因数分解:

$7^3\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:651

約数の個数: 16

約数和(自身を含む): 33792000

約数和(自身を除く): 5031793

約数列:

[1, 7, 49, 191, 343, 439, 1337, 3073, 9359, 21511, 65513, 83849, 150577, 586943, 4108601, 28760207]

約数ペア:

[(1, 28760207), (7, 4108601), (49, 586943), (191, 150577), (343, 83849), (439, 65513), (1337, 21511), (3073, 9359)]