201720597

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{7507}}^1$

素因数の和:7589

約数の個数: 24

約数和(自身を含む): 296776224

約数和(自身を除く): 95055627

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 2067, 7507, 8957, 22521, 26871, 97591, 292773, 397871, 1193613, 1268683, 3806049, 5172323, 15516969, 67240199, 201720597]

約数ペア:

[(1, 201720597), (3, 67240199), (13, 15516969), (39, 5172323), (53, 3806049), (159, 1268683), (169, 1193613), (507, 397871), (689, 292773), (2067, 97591), (7507, 26871), (8957, 22521)]