28002754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 46957680

約数和(自身を除く): 18954926

約数列:

[1, 2, 13, 26, 41, 82, 109, 218, 241, 482, 533, 1066, 1417, 2834, 3133, 4469, 6266, 8938, 9881, 19762, 26269, 52538, 58097, 116194, 128453, 256906, 341497, 682994, 1077029, 2154058, 14001377, 28002754]

約数ペア:

[(1, 28002754), (2, 14001377), (13, 2154058), (26, 1077029), (41, 682994), (82, 341497), (109, 256906), (218, 128453), (241, 116194), (482, 58097), (533, 52538), (1066, 26269), (1417, 19762), (2834, 9881), (3133, 8938), (4469, 6266)]