15721495923

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1847}}^1\times {\mathrm{17623}}^1$

素因数の和:19503

約数の個数: 32

約数和(自身を含む): 25013108736

約数和(自身を除く): 9291612813

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1847, 5541, 12929, 17623, 38787, 42481, 52869, 123361, 127443, 297367, 370083, 405329, 892101, 1215987, 2837303, 8511909, 32549681, 97649043, 227847767, 683543301, 748642663, 2245927989, 5240498641, 15721495923]

約数ペア:

[(1, 15721495923), (3, 5240498641), (7, 2245927989), (21, 748642663), (23, 683543301), (69, 227847767), (161, 97649043), (483, 32549681), (1847, 8511909), (5541, 2837303), (12929, 1215987), (17623, 892101), (38787, 405329), (42481, 370083), (52869, 297367), (123361, 127443)]