31517739

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1321}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 49908144

約数和(自身を除く): 18390405

約数列:

[1, 3, 9, 11, 33, 99, 241, 723, 1321, 2169, 2651, 3963, 7953, 11889, 14531, 23859, 43593, 130779, 318361, 955083, 2865249, 3501971, 10505913, 31517739]

約数ペア:

[(1, 31517739), (3, 10505913), (9, 3501971), (11, 2865249), (33, 955083), (99, 318361), (241, 130779), (723, 43593), (1321, 23859), (2169, 14531), (2651, 11889), (3963, 7953)]