67490689

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 81846528

約数和(自身を除く): 14355839

約数列:

[1, 7, 31, 49, 157, 217, 283, 1099, 1519, 1981, 4867, 7693, 8773, 13867, 34069, 44431, 61411, 238483, 311017, 429877, 1377361, 2177119, 9641527, 67490689]

約数ペア:

[(1, 67490689), (7, 9641527), (31, 2177119), (49, 1377361), (157, 429877), (217, 311017), (283, 238483), (1099, 61411), (1519, 44431), (1981, 34069), (4867, 13867), (7693, 8773)]