204015217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{21013}}^1$

素因数の和:21112

約数の個数: 16

約数和(自身を含む): 248805760

約数和(自身を除く): 44790543

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 21013, 147091, 399247, 1533949, 2794729, 10737643, 29145031, 204015217]

約数ペア:

[(1, 204015217), (7, 29145031), (19, 10737643), (73, 2794729), (133, 1533949), (511, 399247), (1387, 147091), (9709, 21013)]