208518921

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10069}}^1$

素因数の和:10150

約数の個数: 32

約数和(自身を含む): 338352000

約数和(自身を除く): 129833079

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 177, 351, 531, 767, 1593, 2301, 6903, 10069, 20709, 30207, 90621, 130897, 271863, 392691, 594071, 1178073, 1782213, 3534219, 5346639, 7722923, 16039917, 23168769, 69506307, 208518921]

約数ペア:

[(1, 208518921), (3, 69506307), (9, 23168769), (13, 16039917), (27, 7722923), (39, 5346639), (59, 3534219), (117, 1782213), (177, 1178073), (351, 594071), (531, 392691), (767, 271863), (1593, 130897), (2301, 90621), (6903, 30207), (10069, 20709)]