20070117

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 10200123

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 587, 1179, 1761, 3799, 5283, 11397, 17023, 34191, 51069, 76897, 153207, 230691, 692073, 2230013, 6690039, 20070117]

約数ペア:

[(1, 20070117), (3, 6690039), (9, 2230013), (29, 692073), (87, 230691), (131, 153207), (261, 76897), (393, 51069), (587, 34191), (1179, 17023), (1761, 11397), (3799, 5283)]