31686369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 50004864

約数和(自身を除く): 18318495

約数列:

[1, 3, 11, 13, 33, 39, 143, 233, 317, 429, 699, 951, 2563, 3029, 3487, 4121, 7689, 9087, 10461, 12363, 33319, 45331, 73861, 99957, 135993, 221583, 812471, 960193, 2437413, 2880579, 10562123, 31686369]

約数ペア:

[(1, 31686369), (3, 10562123), (11, 2880579), (13, 2437413), (33, 960193), (39, 812471), (143, 221583), (233, 135993), (317, 99957), (429, 73861), (699, 45331), (951, 33319), (2563, 12363), (3029, 10461), (3487, 9087), (4121, 7689)]