199524897

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 358686720

約数和(自身を除く): 159161823

約数列:

[1, 3, 9, 11, 13, 27, 31, 33, 39, 93, 99, 117, 143, 279, 297, 341, 351, 403, 429, 837, 1023, 1209, 1287, 1667, 3069, 3627, 3861, 4433, 5001, 9207, 10881, 13299, 15003, 18337, 21671, 39897, 45009, 51677, 55011, 65013, 119691, 155031, 165033, 195039, 238381, 465093, 495099, 568447, 585117, 671801, 715143, 1395279, 1705341, 2015403, 2145429, 5116023, 6046209, 6436287, 7389811, 15348069, 18138627, 22169433, 66508299, 199524897]

約数ペア:

[(1, 199524897), (3, 66508299), (9, 22169433), (11, 18138627), (13, 15348069), (27, 7389811), (31, 6436287), (33, 6046209), (39, 5116023), (93, 2145429), (99, 2015403), (117, 1705341), (143, 1395279), (279, 715143), (297, 671801), (341, 585117), (351, 568447), (403, 495099), (429, 465093), (837, 238381), (1023, 195039), (1209, 165033), (1287, 155031), (1667, 119691), (3069, 65013), (3627, 55011), (3861, 51677), (4433, 45009), (5001, 39897), (9207, 21671), (10881, 18337), (13299, 15003)]