187631451

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7817}}^1$

素因数の和:7960

約数の個数: 32

約数和(自身を含む): 320225280

約数和(自身を除く): 132593829

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 889, 1143, 2667, 3429, 7817, 8001, 23451, 24003, 54719, 70353, 164157, 211059, 492471, 992759, 1477413, 2978277, 6949313, 8934831, 20847939, 26804493, 62543817, 187631451]

約数ペア:

[(1, 187631451), (3, 62543817), (7, 26804493), (9, 20847939), (21, 8934831), (27, 6949313), (63, 2978277), (127, 1477413), (189, 992759), (381, 492471), (889, 211059), (1143, 164157), (2667, 70353), (3429, 54719), (7817, 24003), (8001, 23451)]