642452315

素因数分解:

$5^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1\times {\mathrm{1277}}^1$

素因数の和:1942

約数の個数: 16

約数和(自身を含む): 776615040

約数和(自身を除く): 134162725

約数列:

[1, 5, 239, 421, 1195, 1277, 2105, 6385, 100619, 305203, 503095, 537617, 1526015, 2688085, 128490463, 642452315]

約数ペア:

[(1, 642452315), (5, 128490463), (239, 2688085), (421, 1526015), (1195, 537617), (1277, 503095), (2105, 305203), (6385, 100619)]