212329257

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{17959}}^1$

素因数の和:18532

約数の個数: 16

約数和(自身を含む): 324142080

約数和(自身を除く): 111812823

約数列:

[1, 3, 7, 21, 563, 1689, 3941, 11823, 17959, 53877, 125713, 377139, 10110917, 30332751, 70776419, 212329257]

約数ペア:

[(1, 212329257), (3, 70776419), (7, 30332751), (21, 10110917), (563, 377139), (1689, 125713), (3941, 53877), (11823, 17959)]