64318191

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2689}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 105361920

約数和(自身を除く): 41043729

約数列:

[1, 3, 7, 17, 21, 51, 67, 119, 201, 357, 469, 1139, 1407, 2689, 3417, 7973, 8067, 18823, 23919, 45713, 56469, 137139, 180163, 319991, 540489, 959973, 1261141, 3062771, 3783423, 9188313, 21439397, 64318191]

約数ペア:

[(1, 64318191), (3, 21439397), (7, 9188313), (17, 3783423), (21, 3062771), (51, 1261141), (67, 959973), (119, 540489), (201, 319991), (357, 180163), (469, 137139), (1139, 56469), (1407, 45713), (2689, 23919), (3417, 18823), (7973, 8067)]