217081802

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18979}}^1$

素因数の和:19050

約数の個数: 32

約数和(自身を含む): 400857600

約数和(自身を除く): 183775798

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1634, 5719, 11438, 18979, 37958, 132853, 265706, 360601, 721202, 816097, 1632194, 2524207, 5048414, 5712679, 11425358, 15505843, 31011686, 108540901, 217081802]

約数ペア:

[(1, 217081802), (2, 108540901), (7, 31011686), (14, 15505843), (19, 11425358), (38, 5712679), (43, 5048414), (86, 2524207), (133, 1632194), (266, 816097), (301, 721202), (602, 360601), (817, 265706), (1634, 132853), (5719, 37958), (11438, 18979)]