2912981617

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{2719}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 3664209920

約数和(自身を除く): 751228303

約数列:

[1, 7, 13, 61, 91, 193, 427, 793, 1351, 2509, 2719, 5551, 11773, 17563, 19033, 35347, 82411, 153049, 165859, 247429, 524767, 1071343, 1161013, 2156167, 3673369, 6821971, 15093169, 32010787, 47753797, 224075509, 416140231, 2912981617]

約数ペア:

[(1, 2912981617), (7, 416140231), (13, 224075509), (61, 47753797), (91, 32010787), (193, 15093169), (427, 6821971), (793, 3673369), (1351, 2156167), (2509, 1161013), (2719, 1071343), (5551, 524767), (11773, 247429), (17563, 165859), (19033, 153049), (35347, 82411)]