990120544

素因数分解:

$2^5\times 7^1\times {\mathrm{241}}^1\times {\mathrm{18341}}^1$

素因数の和:18599

約数の個数: 48

約数和(自身を含む): 2237137056

約数和(自身を除く): 1247016512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 241, 482, 964, 1687, 1928, 3374, 3856, 6748, 7712, 13496, 18341, 26992, 36682, 53984, 73364, 128387, 146728, 256774, 293456, 513548, 586912, 1027096, 2054192, 4108384, 4420181, 8840362, 17680724, 30941267, 35361448, 61882534, 70722896, 123765068, 141445792, 247530136, 495060272, 990120544]

約数ペア:

[(1, 990120544), (2, 495060272), (4, 247530136), (7, 141445792), (8, 123765068), (14, 70722896), (16, 61882534), (28, 35361448), (32, 30941267), (56, 17680724), (112, 8840362), (224, 4420181), (241, 4108384), (482, 2054192), (964, 1027096), (1687, 586912), (1928, 513548), (3374, 293456), (3856, 256774), (6748, 146728), (7712, 128387), (13496, 73364), (18341, 53984), (26992, 36682)]