208057509

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 349562304

約数和(自身を除く): 141504795

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 181, 187, 543, 561, 683, 1629, 1683, 1991, 2049, 3077, 5973, 6147, 7513, 9231, 11611, 17919, 22539, 27693, 33847, 34833, 67617, 101541, 104499, 123623, 127721, 304623, 370869, 383163, 1112607, 1149489, 1359853, 2101591, 4079559, 6304773, 12238677, 18914319, 23117501, 69352503, 208057509]

約数ペア:

[(1, 208057509), (3, 69352503), (9, 23117501), (11, 18914319), (17, 12238677), (33, 6304773), (51, 4079559), (99, 2101591), (153, 1359853), (181, 1149489), (187, 1112607), (543, 383163), (561, 370869), (683, 304623), (1629, 127721), (1683, 123623), (1991, 104499), (2049, 101541), (3077, 67617), (5973, 34833), (6147, 33847), (7513, 27693), (9231, 22539), (11611, 17919)]