1680821277

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 2330467200

約数和(自身を除く): 649645923

約数列:

[1, 3, 53, 73, 159, 179, 219, 537, 809, 2427, 3869, 9487, 11607, 13067, 28461, 39201, 42877, 59057, 128631, 144811, 177171, 434433, 692551, 2077653, 3130021, 7674983, 9390063, 10571203, 23024949, 31713609, 560273759, 1680821277]

約数ペア:

[(1, 1680821277), (3, 560273759), (53, 31713609), (73, 23024949), (159, 10571203), (179, 9390063), (219, 7674983), (537, 3130021), (809, 2077653), (2427, 692551), (3869, 434433), (9487, 177171), (11607, 144811), (13067, 128631), (28461, 59057), (39201, 42877)]