2017992123

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{209357}}^1$

素因数の和:209393

約数の個数: 40

約数和(自身を含む): 3647853792

約数和(自身を除く): 1629861669

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9639, 209357, 628071, 1465499, 1884213, 3559069, 4396497, 5652639, 10677207, 13189491, 16957917, 24913483, 32031621, 39568473, 74740449, 96094863, 118705419, 224221347, 288284589, 672664041, 2017992123]

約数ペア:

[(1, 2017992123), (3, 672664041), (7, 288284589), (9, 224221347), (17, 118705419), (21, 96094863), (27, 74740449), (51, 39568473), (63, 32031621), (81, 24913483), (119, 16957917), (153, 13189491), (189, 10677207), (357, 5652639), (459, 4396497), (567, 3559069), (1071, 1884213), (1377, 1465499), (3213, 628071), (9639, 209357)]