7148449

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 9732096

約数和(自身を除く): 2583647

約数列:

[1, 7, 11, 17, 43, 77, 119, 127, 187, 301, 473, 731, 889, 1309, 1397, 2159, 3311, 5117, 5461, 8041, 9779, 15113, 23749, 38227, 56287, 60071, 92837, 166243, 420497, 649859, 1021207, 7148449]

約数ペア:

[(1, 7148449), (7, 1021207), (11, 649859), (17, 420497), (43, 166243), (77, 92837), (119, 60071), (127, 56287), (187, 38227), (301, 23749), (473, 15113), (731, 9779), (889, 8041), (1309, 5461), (1397, 5117), (2159, 3311)]