392261865

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{839}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 638668800

約数和(自身を除く): 246406935

約数列:

[1, 3, 5, 15, 71, 213, 355, 439, 839, 1065, 1317, 2195, 2517, 4195, 6585, 12585, 31169, 59569, 93507, 155845, 178707, 297845, 368321, 467535, 893535, 1104963, 1841605, 5524815, 26150791, 78452373, 130753955, 392261865]

約数ペア:

[(1, 392261865), (3, 130753955), (5, 78452373), (15, 26150791), (71, 5524815), (213, 1841605), (355, 1104963), (439, 893535), (839, 467535), (1065, 368321), (1317, 297845), (2195, 178707), (2517, 155845), (4195, 93507), (6585, 59569), (12585, 31169)]