261010809

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^2$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 433483200

約数和(自身を除く): 172472391

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 173, 323, 459, 513, 519, 969, 1557, 2907, 2941, 3287, 4671, 8721, 8823, 9861, 26469, 29583, 29929, 55879, 79407, 88749, 89787, 167637, 269361, 502911, 508793, 568651, 808083, 1508733, 1526379, 1705953, 4579137, 5117859, 9667067, 13737411, 15353577, 29001201, 87003603, 261010809]

約数ペア:

[(1, 261010809), (3, 87003603), (9, 29001201), (17, 15353577), (19, 13737411), (27, 9667067), (51, 5117859), (57, 4579137), (153, 1705953), (171, 1526379), (173, 1508733), (323, 808083), (459, 568651), (513, 508793), (519, 502911), (969, 269361), (1557, 167637), (2907, 89787), (2941, 88749), (3287, 79407), (4671, 55879), (8721, 29929), (8823, 29583), (9861, 26469)]