221487756004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1933}}^1\times {\mathrm{4271}}^1$

素因数の和:6580

約数の個数: 48

約数和(自身を含む): 409467098880

約数和(自身を除く): 187979342876

約数列:

[1, 2, 4, 19, 38, 76, 353, 706, 1412, 1933, 3866, 4271, 6707, 7732, 8542, 13414, 17084, 26828, 36727, 73454, 81149, 146908, 162298, 324596, 682349, 1364698, 1507663, 2729396, 3015326, 6030652, 8255843, 12964631, 16511686, 25929262, 28645597, 33023372, 51858524, 57291194, 114582388, 156861017, 313722034, 627444068, 2914312579, 5828625158, 11657250316, 55371939001, 110743878002, 221487756004]

約数ペア:

[(1, 221487756004), (2, 110743878002), (4, 55371939001), (19, 11657250316), (38, 5828625158), (76, 2914312579), (353, 627444068), (706, 313722034), (1412, 156861017), (1933, 114582388), (3866, 57291194), (4271, 51858524), (6707, 33023372), (7732, 28645597), (8542, 25929262), (13414, 16511686), (17084, 12964631), (26828, 8255843), (36727, 6030652), (73454, 3015326), (81149, 2729396), (146908, 1507663), (162298, 1364698), (324596, 682349)]