63742581

素因数分解:

$3^2\times 7^2\times {\mathrm{144541}}^1$

素因数の和:144561

約数の個数: 18

約数和(自身を含む): 107105622

約数和(自身を除く): 43363041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 144541, 433623, 1011787, 1300869, 3035361, 7082509, 9106083, 21247527, 63742581]

約数ペア:

[(1, 63742581), (3, 21247527), (7, 9106083), (9, 7082509), (21, 3035361), (49, 1300869), (63, 1011787), (147, 433623), (441, 144541)]