198997578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{850417}}^1$

素因数の和:850438

約数の個数: 24

約数和(自身を含む): 464328228

約数和(自身を除く): 265330650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 850417, 1700834, 2551251, 5102502, 7653753, 11055421, 15307506, 22110842, 33166263, 66332526, 99498789, 198997578]

約数ペア:

[(1, 198997578), (2, 99498789), (3, 66332526), (6, 33166263), (9, 22110842), (13, 15307506), (18, 11055421), (26, 7653753), (39, 5102502), (78, 2551251), (117, 1700834), (234, 850417)]