15401945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1123}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 20016192

約数和(自身を除く): 4614247

約数列:

[1, 5, 13, 65, 211, 1055, 1123, 2743, 5615, 13715, 14599, 72995, 236953, 1184765, 3080389, 15401945]

約数ペア:

[(1, 15401945), (5, 3080389), (13, 1184765), (65, 236953), (211, 72995), (1055, 14599), (1123, 13715), (2743, 5615)]