217267952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17387}}^1$

素因数の和:17477

約数の個数: 40

約数和(自身を含む): 465720192

約数和(自身を除く): 248452240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 17387, 34774, 69548, 139096, 191257, 278192, 382514, 765028, 1234477, 1530056, 2468954, 3060112, 4937908, 9875816, 13579247, 19751632, 27158494, 54316988, 108633976, 217267952]

約数ペア:

[(1, 217267952), (2, 108633976), (4, 54316988), (8, 27158494), (11, 19751632), (16, 13579247), (22, 9875816), (44, 4937908), (71, 3060112), (88, 2468954), (142, 1530056), (176, 1234477), (284, 765028), (568, 382514), (781, 278192), (1136, 191257), (1562, 139096), (3124, 69548), (6248, 34774), (12496, 17387)]