2536443

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 4775680

約数和(自身を除く): 2239237

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 163, 171, 247, 273, 399, 489, 741, 819, 1141, 1197, 1467, 1729, 2119, 2223, 3097, 3423, 5187, 6357, 9291, 10269, 14833, 15561, 19071, 21679, 27873, 40261, 44499, 65037, 120783, 133497, 195111, 281827, 362349, 845481, 2536443]

約数ペア:

[(1, 2536443), (3, 845481), (7, 362349), (9, 281827), (13, 195111), (19, 133497), (21, 120783), (39, 65037), (57, 44499), (63, 40261), (91, 27873), (117, 21679), (133, 19071), (163, 15561), (171, 14833), (247, 10269), (273, 9291), (399, 6357), (489, 5187), (741, 3423), (819, 3097), (1141, 2223), (1197, 2119), (1467, 1729)]