201216745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 261348480

約数和(自身を除く): 60131735

約数列:

[1, 5, 19, 67, 95, 101, 313, 335, 505, 1273, 1565, 1919, 5947, 6365, 6767, 9595, 20971, 29735, 31613, 33835, 104855, 128573, 158065, 398449, 600647, 642865, 1992245, 2118071, 3003235, 10590355, 40243349, 201216745]

約数ペア:

[(1, 201216745), (5, 40243349), (19, 10590355), (67, 3003235), (95, 2118071), (101, 1992245), (313, 642865), (335, 600647), (505, 398449), (1273, 158065), (1565, 128573), (1919, 104855), (5947, 33835), (6365, 31613), (6767, 29735), (9595, 20971)]