77278071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 117411840

約数和(自身を除く): 40133769

約数列:

[1, 3, 13, 31, 39, 41, 93, 123, 403, 533, 1209, 1271, 1559, 1599, 3813, 4677, 16523, 20267, 48329, 49569, 60801, 63919, 144987, 191757, 628277, 830947, 1884831, 1981489, 2492841, 5944467, 25759357, 77278071]

約数ペア:

[(1, 77278071), (3, 25759357), (13, 5944467), (31, 2492841), (39, 1981489), (41, 1884831), (93, 830947), (123, 628277), (403, 191757), (533, 144987), (1209, 63919), (1271, 60801), (1559, 49569), (1599, 48329), (3813, 20267), (4677, 16523)]