81393032

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23827}}^1$

素因数の和:23901

約数の個数: 32

約数和(自身を含む): 177280320

約数和(自身を除く): 95887288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 23827, 47654, 95308, 166789, 190616, 333578, 667156, 1334312, 1453447, 2906894, 5813788, 10174129, 11627576, 20348258, 40696516, 81393032]

約数ペア:

[(1, 81393032), (2, 40696516), (4, 20348258), (7, 11627576), (8, 10174129), (14, 5813788), (28, 2906894), (56, 1453447), (61, 1334312), (122, 667156), (244, 333578), (427, 190616), (488, 166789), (854, 95308), (1708, 47654), (3416, 23827)]