208509574

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2857}}^1$

素因数の和:3280

約数の個数: 32

約数和(自身を含む): 386035776

約数和(自身を除く): 177526202

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 401, 802, 2807, 2857, 5213, 5614, 5714, 10426, 19999, 36491, 37141, 39998, 72982, 74282, 259987, 519974, 1145657, 2291314, 8019599, 14893541, 16039198, 29787082, 104254787, 208509574]

約数ペア:

[(1, 208509574), (2, 104254787), (7, 29787082), (13, 16039198), (14, 14893541), (26, 8019599), (91, 2291314), (182, 1145657), (401, 519974), (802, 259987), (2807, 74282), (2857, 72982), (5213, 39998), (5614, 37141), (5714, 36491), (10426, 19999)]