220752805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{485171}}^1$

素因数の和:485196

約数の個数: 16

約数和(自身を含む): 326035584

約数和(自身を除く): 105282779

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 485171, 2425855, 3396197, 6307223, 16980985, 31536115, 44150561, 220752805]

約数ペア:

[(1, 220752805), (5, 44150561), (7, 31536115), (13, 16980985), (35, 6307223), (65, 3396197), (91, 2425855), (455, 485171)]