12718377

素因数分解:

$3^5\times 7^1\times {\mathrm{7477}}^1$

素因数の和:7499

約数の個数: 24

約数和(自身を含む): 21775936

約数和(自身を除く): 9057559

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 7477, 22431, 52339, 67293, 157017, 201879, 471051, 605637, 1413153, 1816911, 4239459, 12718377]

約数ペア:

[(1, 12718377), (3, 4239459), (7, 1816911), (9, 1413153), (21, 605637), (27, 471051), (63, 201879), (81, 157017), (189, 67293), (243, 52339), (567, 22431), (1701, 7477)]