2171897355

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{10837}}^1$

素因数の和:11307

約数の個数: 32

約数和(自身を含む): 3595788288

約数和(自身を除く): 1423890933

約数列:

[1, 3, 5, 15, 31, 93, 155, 431, 465, 1293, 2155, 6465, 10837, 13361, 32511, 40083, 54185, 66805, 162555, 200415, 335947, 1007841, 1679735, 4670747, 5039205, 14012241, 23353735, 70061205, 144793157, 434379471, 723965785, 2171897355]

約数ペア:

[(1, 2171897355), (3, 723965785), (5, 434379471), (15, 144793157), (31, 70061205), (93, 23353735), (155, 14012241), (431, 5039205), (465, 4670747), (1293, 1679735), (2155, 1007841), (6465, 335947), (10837, 200415), (13361, 162555), (32511, 66805), (40083, 54185)]