168889347

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^2$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 288988800

約数和(自身を除く): 120099453

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 173, 209, 297, 513, 519, 627, 1557, 1881, 1903, 3287, 4671, 5643, 5709, 9861, 17127, 29583, 29929, 36157, 51381, 88749, 89787, 108471, 269361, 325413, 329219, 568651, 808083, 976239, 987657, 1705953, 2962971, 5117859, 6255161, 8888913, 15353577, 18765483, 56296449, 168889347]

約数ペア:

[(1, 168889347), (3, 56296449), (9, 18765483), (11, 15353577), (19, 8888913), (27, 6255161), (33, 5117859), (57, 2962971), (99, 1705953), (171, 987657), (173, 976239), (209, 808083), (297, 568651), (513, 329219), (519, 325413), (627, 269361), (1557, 108471), (1881, 89787), (1903, 88749), (3287, 51381), (4671, 36157), (5643, 29929), (5709, 29583), (9861, 17127)]