209968202017

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{105529}}^1$

素因数の和:105793

約数の個数: 32

約数和(自身を含む): 253839329280

約数和(自身を除く): 43871127263

約数列:

[1, 7, 31, 53, 173, 217, 371, 1211, 1643, 5363, 9169, 11501, 37541, 64183, 105529, 284239, 738703, 1989673, 3271399, 5593037, 18256517, 22899793, 39151259, 127795619, 173384147, 565952027, 967595401, 1213689029, 3961664189, 6773167807, 29995457431, 209968202017]

約数ペア:

[(1, 209968202017), (7, 29995457431), (31, 6773167807), (53, 3961664189), (173, 1213689029), (217, 967595401), (371, 565952027), (1211, 173384147), (1643, 127795619), (5363, 39151259), (9169, 22899793), (11501, 18256517), (37541, 5593037), (64183, 3271399), (105529, 1989673), (284239, 738703)]