31121530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12301}}^1$

素因数の和:12342

約数の個数: 32

約数和(自身を含む): 63773568

約数和(自身を除く): 32652038

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 12301, 24602, 61505, 123010, 135311, 270622, 282923, 565846, 676555, 1353110, 1414615, 2829230, 3112153, 6224306, 15560765, 31121530]

約数ペア:

[(1, 31121530), (2, 15560765), (5, 6224306), (10, 3112153), (11, 2829230), (22, 1414615), (23, 1353110), (46, 676555), (55, 565846), (110, 282923), (115, 270622), (230, 135311), (253, 123010), (506, 61505), (1265, 24602), (2530, 12301)]