1900949985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1280101}}^1$

素因数の和:1280126

約数の個数: 32

約数和(自身を含む): 3686693760

約数和(自身を除く): 1785743775

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 1280101, 3840303, 6400505, 11520909, 14081111, 19201515, 34562727, 42243333, 57604545, 70405555, 126729999, 172813635, 211216665, 380189997, 633649995, 1900949985]

約数ペア:

[(1, 1900949985), (3, 633649995), (5, 380189997), (9, 211216665), (11, 172813635), (15, 126729999), (27, 70405555), (33, 57604545), (45, 42243333), (55, 34562727), (99, 19201515), (135, 14081111), (165, 11520909), (297, 6400505), (495, 3840303), (1485, 1280101)]