2803437

素因数分解:

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

素因数の和:199

約数の個数: 48

約数和(自身を含む): 5234880

約数和(自身を除く): 2431443

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 163, 189, 273, 351, 441, 489, 637, 819, 1141, 1323, 1467, 1911, 2119, 2457, 3423, 4401, 5733, 6357, 7987, 10269, 14833, 17199, 19071, 23961, 30807, 44499, 57213, 71883, 103831, 133497, 215649, 311493, 400491, 934479, 2803437]

約数ペア:

[(1, 2803437), (3, 934479), (7, 400491), (9, 311493), (13, 215649), (21, 133497), (27, 103831), (39, 71883), (49, 57213), (63, 44499), (91, 30807), (117, 23961), (147, 19071), (163, 17199), (189, 14833), (273, 10269), (351, 7987), (441, 6357), (489, 5733), (637, 4401), (819, 3423), (1141, 2457), (1323, 2119), (1467, 1911)]