213702937

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2011}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 278138880

約数和(自身を除く): 64435943

約数列:

[1, 7, 17, 19, 47, 119, 133, 323, 329, 799, 893, 2011, 2261, 5593, 6251, 14077, 15181, 34187, 38209, 94517, 106267, 239309, 267463, 649553, 661619, 1606789, 1795823, 4546871, 11247523, 12570761, 30528991, 213702937]

約数ペア:

[(1, 213702937), (7, 30528991), (17, 12570761), (19, 11247523), (47, 4546871), (119, 1795823), (133, 1606789), (323, 661619), (329, 649553), (799, 267463), (893, 239309), (2011, 106267), (2261, 94517), (5593, 38209), (6251, 34187), (14077, 15181)]