1245685905

素因数分解:

$3^3\times 5^1\times {\mathrm{2797}}^1\times {\mathrm{3299}}^1$

素因数の和:6110

約数の個数: 32

約数和(自身を含む): 2216016000

約数和(自身を除く): 970330095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2797, 3299, 8391, 9897, 13985, 16495, 25173, 29691, 41955, 49485, 75519, 89073, 125865, 148455, 377595, 445365, 9227303, 27681909, 46136515, 83045727, 138409545, 249137181, 415228635, 1245685905]

約数ペア:

[(1, 1245685905), (3, 415228635), (5, 249137181), (9, 138409545), (15, 83045727), (27, 46136515), (45, 27681909), (135, 9227303), (2797, 445365), (3299, 377595), (8391, 148455), (9897, 125865), (13985, 89073), (16495, 75519), (25173, 49485), (29691, 41955)]