397492082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{15427}}^1$

素因数の和:16433

約数の個数: 16

約数和(自身を含む): 642792192

約数和(自身を除く): 245300110

約数列:

[1, 2, 13, 26, 991, 1982, 12883, 15427, 25766, 30854, 200551, 401102, 15288157, 30576314, 198746041, 397492082]

約数ペア:

[(1, 397492082), (2, 198746041), (13, 30576314), (26, 15288157), (991, 401102), (1982, 200551), (12883, 30854), (15427, 25766)]