1520680005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{152909}}^1$

素因数の和:152950

約数の個数: 48

約数和(自身を含む): 3005598960

約数和(自身を除く): 1484918955

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 152909, 458727, 764545, 1376181, 1987817, 2293635, 2599453, 5963451, 6880905, 7798359, 9939085, 12997265, 17890353, 23395077, 29817255, 33792889, 38991795, 89451765, 101378667, 116975385, 168964445, 304136001, 506893335, 1520680005]

約数ペア:

[(1, 1520680005), (3, 506893335), (5, 304136001), (9, 168964445), (13, 116975385), (15, 101378667), (17, 89451765), (39, 38991795), (45, 33792889), (51, 29817255), (65, 23395077), (85, 17890353), (117, 12997265), (153, 9939085), (195, 7798359), (221, 6880905), (255, 5963451), (585, 2599453), (663, 2293635), (765, 1987817), (1105, 1376181), (1989, 764545), (3315, 458727), (9945, 152909)]