388343085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1991503}}^1$

素因数の和:1991524

約数の個数: 16

約数和(自身を含む): 669145344

約数和(自身を除く): 280802259

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1991503, 5974509, 9957515, 25889539, 29872545, 77668617, 129447695, 388343085]

約数ペア:

[(1, 388343085), (3, 129447695), (5, 77668617), (13, 29872545), (15, 25889539), (39, 9957515), (65, 5974509), (195, 1991503)]