55720407

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{57503}}^1$

素因数の和:57542

約数の個数: 16

約数和(自身を含む): 82805760

約数和(自身を除く): 27085353

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 57503, 172509, 977551, 1092557, 2932653, 3277671, 18573469, 55720407]

約数ペア:

[(1, 55720407), (3, 18573469), (17, 3277671), (19, 2932653), (51, 1092557), (57, 977551), (323, 172509), (969, 57503)]