381535414

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 640200960

約数和(自身を除く): 258665546

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2197, 2801, 4394, 5239, 5602, 10478, 36413, 68107, 72826, 86831, 136214, 173662, 473369, 946738, 1128803, 2257606, 6153797, 12307594, 14674439, 29348878, 190767707, 381535414]

約数ペア:

[(1, 381535414), (2, 190767707), (13, 29348878), (26, 14674439), (31, 12307594), (62, 6153797), (169, 2257606), (338, 1128803), (403, 946738), (806, 473369), (2197, 173662), (2801, 136214), (4394, 86831), (5239, 72826), (5602, 68107), (10478, 36413)]