207827919

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{1277}}^1$

素因数の和:1416

約数の個数: 36

約数和(自身を含む): 328359096

約数和(自身を除く): 120531177

約数列:

[1, 3, 9, 13, 39, 107, 117, 169, 321, 507, 963, 1277, 1391, 1521, 3831, 4173, 11493, 12519, 16601, 18083, 49803, 54249, 136639, 149409, 162747, 215813, 409917, 647439, 1229751, 1776307, 1942317, 5328921, 15986763, 23091991, 69275973, 207827919]

約数ペア:

[(1, 207827919), (3, 69275973), (9, 23091991), (13, 15986763), (39, 5328921), (107, 1942317), (117, 1776307), (169, 1229751), (321, 647439), (507, 409917), (963, 215813), (1277, 162747), (1391, 149409), (1521, 136639), (3831, 54249), (4173, 49803), (11493, 18083), (12519, 16601)]