217878848

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1571}}^1$

素因数の和:1791

約数の個数: 56

約数和(自身を含む): 474354144

約数和(自身を除く): 256475296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 197, 352, 394, 704, 788, 1571, 1576, 2167, 3142, 3152, 4334, 6284, 6304, 8668, 12568, 12608, 17281, 17336, 25136, 34562, 34672, 50272, 69124, 69344, 100544, 138248, 138688, 276496, 309487, 552992, 618974, 1105984, 1237948, 2475896, 3404357, 4951792, 6808714, 9903584, 13617428, 19807168, 27234856, 54469712, 108939424, 217878848]

約数ペア:

[(1, 217878848), (2, 108939424), (4, 54469712), (8, 27234856), (11, 19807168), (16, 13617428), (22, 9903584), (32, 6808714), (44, 4951792), (64, 3404357), (88, 2475896), (176, 1237948), (197, 1105984), (352, 618974), (394, 552992), (704, 309487), (788, 276496), (1571, 138688), (1576, 138248), (2167, 100544), (3142, 69344), (3152, 69124), (4334, 50272), (6284, 34672), (6304, 34562), (8668, 25136), (12568, 17336), (12608, 17281)]