1279780061

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 1554567168

約数和(自身を除く): 274787107

約数列:

[1, 7, 43, 47, 61, 301, 329, 427, 1483, 2021, 2623, 2867, 10381, 14147, 18361, 20069, 63769, 69701, 90463, 123281, 446383, 487907, 633241, 862967, 2997143, 3889909, 4251761, 20980001, 27229363, 29762327, 182825723, 1279780061]

約数ペア:

[(1, 1279780061), (7, 182825723), (43, 29762327), (47, 27229363), (61, 20980001), (301, 4251761), (329, 3889909), (427, 2997143), (1483, 862967), (2021, 633241), (2623, 487907), (2867, 446383), (10381, 123281), (14147, 90463), (18361, 69701), (20069, 63769)]