156916858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{8081}}^1$

素因数の和:8182

約数の個数: 32

約数和(自身を含む): 287072640

約数和(自身を除く): 130155782

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 8081, 9709, 16162, 19418, 56567, 113134, 153539, 307078, 589913, 1074773, 1179826, 2149546, 4129391, 8258782, 11208347, 22416694, 78458429, 156916858]

約数ペア:

[(1, 156916858), (2, 78458429), (7, 22416694), (14, 11208347), (19, 8258782), (38, 4129391), (73, 2149546), (133, 1179826), (146, 1074773), (266, 589913), (511, 307078), (1022, 153539), (1387, 113134), (2774, 56567), (8081, 19418), (9709, 16162)]