63920945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{16369}}^1$

素因数の和:16456

約数の個数: 16

約数和(自身を含む): 84862080

約数和(自身を除く): 20941135

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 16369, 81845, 180059, 900295, 1162199, 5810995, 12784189, 63920945]

約数ペア:

[(1, 63920945), (5, 12784189), (11, 5810995), (55, 1162199), (71, 900295), (355, 180059), (781, 81845), (3905, 16369)]