718208001

素因数分解:

$3^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{19421}}^1$

素因数の和:20021

約数の個数: 24

約数和(自身を含む): 1187694144

約数和(自身を除く): 469486143

約数列:

[1, 3, 7, 9, 21, 63, 587, 1761, 4109, 5283, 12327, 19421, 36981, 58263, 135947, 174789, 407841, 1223523, 11400127, 34200381, 79800889, 102601143, 239402667, 718208001]

約数ペア:

[(1, 718208001), (3, 239402667), (7, 102601143), (9, 79800889), (21, 34200381), (63, 11400127), (587, 1223523), (1761, 407841), (4109, 174789), (5283, 135947), (12327, 58263), (19421, 36981)]