17755101

素因数分解:

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

素因数の和:215

約数の個数: 72

約数和(自身を含む): 34026720

約数和(自身を除く): 16271619

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 163, 171, 247, 273, 399, 441, 489, 637, 741, 819, 931, 1141, 1197, 1467, 1729, 1911, 2119, 2223, 2793, 3097, 3423, 5187, 5733, 6357, 7987, 8379, 9291, 10269, 12103, 14833, 15561, 19071, 21679, 23961, 27873, 36309, 40261, 44499, 65037, 71883, 103831, 108927, 120783, 133497, 151753, 195111, 281827, 311493, 362349, 455259, 845481, 934479, 1365777, 1972789, 2536443, 5918367, 17755101]

約数ペア:

[(1, 17755101), (3, 5918367), (7, 2536443), (9, 1972789), (13, 1365777), (19, 934479), (21, 845481), (39, 455259), (49, 362349), (57, 311493), (63, 281827), (91, 195111), (117, 151753), (133, 133497), (147, 120783), (163, 108927), (171, 103831), (247, 71883), (273, 65037), (399, 44499), (441, 40261), (489, 36309), (637, 27873), (741, 23961), (819, 21679), (931, 19071), (1141, 15561), (1197, 14833), (1467, 12103), (1729, 10269), (1911, 9291), (2119, 8379), (2223, 7987), (2793, 6357), (3097, 5733), (3423, 5187)]