215323585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 276618240

約数和(自身を除く): 61294655

約数列:

[1, 5, 23, 79, 115, 137, 173, 395, 685, 865, 1817, 3151, 3979, 9085, 10823, 13667, 15755, 19895, 23701, 54115, 68335, 118505, 248929, 314341, 545123, 1244645, 1571705, 1872379, 2725615, 9361895, 43064717, 215323585]

約数ペア:

[(1, 215323585), (5, 43064717), (23, 9361895), (79, 2725615), (115, 1872379), (137, 1571705), (173, 1244645), (395, 545123), (685, 314341), (865, 248929), (1817, 118505), (3151, 68335), (3979, 54115), (9085, 23701), (10823, 19895), (13667, 15755)]