9988797

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5257

約数の個数: 24

約数和(自身を含む): 16687776

約数和(自身を除く): 6698979

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 5227, 15681, 36589, 67951, 109767, 203853, 256123, 475657, 768369, 1426971, 3329599, 9988797]

約数ペア:

[(1, 9988797), (3, 3329599), (7, 1426971), (13, 768369), (21, 475657), (39, 256123), (49, 203853), (91, 109767), (147, 67951), (273, 36589), (637, 15681), (1911, 5227)]