2928717

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 5052960

約数和(自身を除く): 2124243

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 173, 209, 297, 513, 519, 627, 891, 1539, 1557, 1881, 1903, 3287, 4671, 5643, 5709, 9861, 14013, 16929, 17127, 29583, 36157, 51381, 88749, 108471, 154143, 266247, 325413, 976239, 2928717]

約数ペア:

[(1, 2928717), (3, 976239), (9, 325413), (11, 266247), (19, 154143), (27, 108471), (33, 88749), (57, 51381), (81, 36157), (99, 29583), (171, 17127), (173, 16929), (209, 14013), (297, 9861), (513, 5709), (519, 5643), (627, 4671), (891, 3287), (1539, 1903), (1557, 1881)]