2511193671

素因数分解:

$3^4\times 7^1\times {\mathrm{4428913}}^1$

素因数の和:4428932

約数の個数: 20

約数和(自身を含む): 4287188752

約数和(自身を除く): 1775995081

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4428913, 13286739, 31002391, 39860217, 93007173, 119580651, 279021519, 358741953, 837064557, 2511193671]

約数ペア:

[(1, 2511193671), (3, 837064557), (7, 358741953), (9, 279021519), (21, 119580651), (27, 93007173), (63, 39860217), (81, 31002391), (189, 13286739), (567, 4428913)]