205115735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{593}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 283979520

約数和(自身を除く): 78863785

約数列:

[1, 5, 11, 19, 55, 95, 209, 331, 593, 1045, 1655, 2965, 3641, 6289, 6523, 11267, 18205, 31445, 32615, 56335, 69179, 123937, 196283, 345895, 619685, 981415, 2159113, 3729377, 10795565, 18646885, 41023147, 205115735]

約数ペア:

[(1, 205115735), (5, 41023147), (11, 18646885), (19, 10795565), (55, 3729377), (95, 2159113), (209, 981415), (331, 619685), (593, 345895), (1045, 196283), (1655, 123937), (2965, 69179), (3641, 56335), (6289, 32615), (6523, 31445), (11267, 18205)]