520072137

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{2441}}^1$

素因数の和:3070

約数の個数: 32

約数和(自身を含む): 831452160

約数和(自身を除く): 311380023

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 607, 1821, 2441, 5463, 7323, 7891, 16389, 21969, 23673, 31733, 65907, 71019, 95199, 213057, 285597, 856791, 1481687, 4445061, 13335183, 19261931, 40005549, 57785793, 173357379, 520072137]

約数ペア:

[(1, 520072137), (3, 173357379), (9, 57785793), (13, 40005549), (27, 19261931), (39, 13335183), (117, 4445061), (351, 1481687), (607, 856791), (1821, 285597), (2441, 213057), (5463, 95199), (7323, 71019), (7891, 65907), (16389, 31733), (21969, 23673)]