317488073

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 397509120

約数和(自身を除く): 80021047

約数列:

[1, 7, 17, 53, 71, 119, 371, 497, 709, 901, 1207, 3763, 4963, 6307, 8449, 12053, 26341, 37577, 50339, 63971, 84371, 263039, 352373, 447797, 638809, 855763, 2667967, 4471663, 5990341, 18675769, 45355439, 317488073]

約数ペア:

[(1, 317488073), (7, 45355439), (17, 18675769), (53, 5990341), (71, 4471663), (119, 2667967), (371, 855763), (497, 638809), (709, 447797), (901, 352373), (1207, 263039), (3763, 84371), (4963, 63971), (6307, 50339), (8449, 37577), (12053, 26341)]