217617786

素因数分解:

$2^1\times 3^3\times {\mathrm{4029959}}^1$

素因数の和:4029970

約数の個数: 16

約数和(自身を含む): 483595200

約数和(自身を除く): 265977414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4029959, 8059918, 12089877, 24179754, 36269631, 72539262, 108808893, 217617786]

約数ペア:

[(1, 217617786), (2, 108808893), (3, 72539262), (6, 36269631), (9, 24179754), (18, 12089877), (27, 8059918), (54, 4029959)]