39218823

素因数分解:

$3^4\times 7^1\times {\mathrm{263}}^2$

素因数の和:545

約数の個数: 30

約数和(自身を含む): 67211144

約数和(自身を除く): 27992321

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 263, 567, 789, 1841, 2367, 5523, 7101, 16569, 21303, 49707, 69169, 149121, 207507, 484183, 622521, 1452549, 1867563, 4357647, 5602689, 13072941, 39218823]

約数ペア:

[(1, 39218823), (3, 13072941), (7, 5602689), (9, 4357647), (21, 1867563), (27, 1452549), (63, 622521), (81, 484183), (189, 207507), (263, 149121), (567, 69169), (789, 49707), (1841, 21303), (2367, 16569), (5523, 7101)]