201788415

素因数分解:

$3^5\times 5^1\times {\mathrm{166081}}^1$

素因数の和:166101

約数の個数: 24

約数和(自身を含む): 362723088

約数和(自身を除く): 160934673

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 166081, 498243, 830405, 1494729, 2491215, 4484187, 7473645, 13452561, 22420935, 40357683, 67262805, 201788415]

約数ペア:

[(1, 201788415), (3, 67262805), (5, 40357683), (9, 22420935), (15, 13452561), (27, 7473645), (45, 4484187), (81, 2491215), (135, 1494729), (243, 830405), (405, 498243), (1215, 166081)]