28050568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 66044160

約数和(自身を除く): 37993592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 53, 56, 91, 104, 106, 182, 212, 364, 371, 424, 689, 727, 728, 742, 1378, 1454, 1484, 2756, 2908, 2968, 4823, 5089, 5512, 5816, 9451, 9646, 10178, 18902, 19292, 20356, 37804, 38531, 38584, 40712, 66157, 75608, 77062, 132314, 154124, 264628, 269717, 308248, 500903, 529256, 539434, 1001806, 1078868, 2003612, 2157736, 3506321, 4007224, 7012642, 14025284, 28050568]

約数ペア:

[(1, 28050568), (2, 14025284), (4, 7012642), (7, 4007224), (8, 3506321), (13, 2157736), (14, 2003612), (26, 1078868), (28, 1001806), (52, 539434), (53, 529256), (56, 500903), (91, 308248), (104, 269717), (106, 264628), (182, 154124), (212, 132314), (364, 77062), (371, 75608), (424, 66157), (689, 40712), (727, 38584), (728, 38531), (742, 37804), (1378, 20356), (1454, 19292), (1484, 18902), (2756, 10178), (2908, 9646), (2968, 9451), (4823, 5816), (5089, 5512)]