6958474209

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1209959}}^1$

素因数の和:1210042

約数の個数: 20

約数和(自身を含む): 10541171520

約数和(自身を除く): 3582697311

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 1209959, 3629877, 10889631, 32668893, 85907089, 98006679, 257721267, 773163801, 2319491403, 6958474209]

約数ペア:

[(1, 6958474209), (3, 2319491403), (9, 773163801), (27, 257721267), (71, 98006679), (81, 85907089), (213, 32668893), (639, 10889631), (1917, 3629877), (5751, 1209959)]