261890982

素因数分解:

$2^1\times 3^4\times {\mathrm{1616611}}^1$

素因数の和:1616625

約数の個数: 20

約数和(自身を含む): 586830156

約数和(自身を除く): 324939174

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1616611, 3233222, 4849833, 9699666, 14549499, 29098998, 43648497, 87296994, 130945491, 261890982]

約数ペア:

[(1, 261890982), (2, 130945491), (3, 87296994), (6, 43648497), (9, 29098998), (18, 14549499), (27, 9699666), (54, 4849833), (81, 3233222), (162, 1616611)]