207539199

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25537}}^1$

素因数の和:25596

約数の個数: 32

約数和(自身を含む): 359575040

約数和(自身を除く): 152035841

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 25537, 76611, 178759, 229833, 536277, 689499, 1098091, 1608831, 3294273, 4826493, 7686637, 9882819, 23059911, 29648457, 69179733, 207539199]

約数ペア:

[(1, 207539199), (3, 69179733), (7, 29648457), (9, 23059911), (21, 9882819), (27, 7686637), (43, 4826493), (63, 3294273), (129, 1608831), (189, 1098091), (301, 689499), (387, 536277), (903, 229833), (1161, 178759), (2709, 76611), (8127, 25537)]