638492045457

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1303}}^1\times {\mathrm{52673}}^1$

素因数の和:54429

約数の個数: 32

約数和(自身を含む): 975903418368

約数和(自身を除く): 337411372911

約数列:

[1, 3, 7, 21, 443, 1303, 1329, 3101, 3909, 9121, 9303, 27363, 52673, 158019, 368711, 577229, 1106133, 1731687, 4040603, 12121809, 23334139, 68632919, 70002417, 163338973, 205898757, 480430433, 490016919, 1441291299, 30404383117, 91213149351, 212830681819, 638492045457]

約数ペア:

[(1, 638492045457), (3, 212830681819), (7, 91213149351), (21, 30404383117), (443, 1441291299), (1303, 490016919), (1329, 480430433), (3101, 205898757), (3909, 163338973), (9121, 70002417), (9303, 68632919), (27363, 23334139), (52673, 12121809), (158019, 4040603), (368711, 1731687), (577229, 1106133)]