71456561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^2$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 84027456

約数和(自身を除く): 12570895

約数列:

[1, 11, 23, 53, 73, 253, 583, 803, 1219, 1679, 3869, 5329, 13409, 18469, 42559, 58619, 88987, 122567, 282437, 978857, 1348237, 3106807, 6496051, 71456561]

約数ペア:

[(1, 71456561), (11, 6496051), (23, 3106807), (53, 1348237), (73, 978857), (253, 282437), (583, 122567), (803, 88987), (1219, 58619), (1679, 42559), (3869, 18469), (5329, 13409)]