209725819

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{3457}}^1$

素因数の和:3610

約数の個数: 16

約数和(自身を含む): 230164480

約数和(自身を除く): 20438661

約数列:

[1, 19, 31, 103, 589, 1957, 3193, 3457, 60667, 65683, 107167, 356071, 2036173, 6765349, 11038201, 209725819]

約数ペア:

[(1, 209725819), (19, 11038201), (31, 6765349), (103, 2036173), (589, 356071), (1957, 107167), (3193, 65683), (3457, 60667)]