205498755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 465315840

約数和(自身を除く): 259817085

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 53, 55, 63, 77, 99, 105, 135, 159, 165, 189, 231, 265, 297, 315, 371, 373, 385, 477, 495, 583, 693, 795, 945, 1113, 1119, 1155, 1431, 1485, 1749, 1855, 1865, 2079, 2385, 2611, 2915, 3339, 3357, 3465, 4081, 4103, 5247, 5565, 5595, 7155, 7833, 8745, 10017, 10071, 10395, 12243, 12309, 13055, 15741, 16695, 16785, 19769, 20405, 20515, 23499, 26235, 28721, 36729, 36927, 39165, 50085, 50355, 59307, 61215, 61545, 70497, 78705, 86163, 98845, 110187, 110781, 117495, 138383, 143605, 177921, 183645, 184635, 217459, 258489, 296535, 352485, 415149, 430815, 533763, 550935, 553905, 652377, 691915, 775467, 889605, 1087295, 1245447, 1292445, 1522213, 1957131, 2075745, 2668815, 3261885, 3736341, 3877335, 4566639, 5871393, 6227235, 7611065, 9785655, 13699917, 18681705, 22833195, 29356965, 41099751, 68499585, 205498755]

約数ペア:

[(1, 205498755), (3, 68499585), (5, 41099751), (7, 29356965), (9, 22833195), (11, 18681705), (15, 13699917), (21, 9785655), (27, 7611065), (33, 6227235), (35, 5871393), (45, 4566639), (53, 3877335), (55, 3736341), (63, 3261885), (77, 2668815), (99, 2075745), (105, 1957131), (135, 1522213), (159, 1292445), (165, 1245447), (189, 1087295), (231, 889605), (265, 775467), (297, 691915), (315, 652377), (371, 553905), (373, 550935), (385, 533763), (477, 430815), (495, 415149), (583, 352485), (693, 296535), (795, 258489), (945, 217459), (1113, 184635), (1119, 183645), (1155, 177921), (1431, 143605), (1485, 138383), (1749, 117495), (1855, 110781), (1865, 110187), (2079, 98845), (2385, 86163), (2611, 78705), (2915, 70497), (3339, 61545), (3357, 61215), (3465, 59307), (4081, 50355), (4103, 50085), (5247, 39165), (5565, 36927), (5595, 36729), (7155, 28721), (7833, 26235), (8745, 23499), (10017, 20515), (10071, 20405), (10395, 19769), (12243, 16785), (12309, 16695), (13055, 15741)]