189689665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 254016000

約数和(自身を除く): 64326335

約数列:

[1, 5, 11, 55, 79, 149, 293, 395, 745, 869, 1465, 1639, 3223, 4345, 8195, 11771, 16115, 23147, 43657, 58855, 115735, 129481, 218285, 254617, 480227, 647405, 1273085, 2401135, 3448903, 17244515, 37937933, 189689665]

約数ペア:

[(1, 189689665), (5, 37937933), (11, 17244515), (55, 3448903), (79, 2401135), (149, 1273085), (293, 647405), (395, 480227), (745, 254617), (869, 218285), (1465, 129481), (1639, 115735), (3223, 58855), (4345, 43657), (8195, 23147), (11771, 16115)]