207318069

素因数分解:

$3^3\times 7^2\times {\mathrm{156703}}^1$

素因数の和:156726

約数の個数: 24

約数和(自身を含む): 357285120

約数和(自身を除く): 149967051

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 156703, 470109, 1096921, 1410327, 3290763, 4230981, 7678447, 9872289, 23035341, 29616867, 69106023, 207318069]

約数ペア:

[(1, 207318069), (3, 69106023), (7, 29616867), (9, 23035341), (21, 9872289), (27, 7678447), (49, 4230981), (63, 3290763), (147, 1410327), (189, 1096921), (441, 470109), (1323, 156703)]