71819847

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16871}}^1$

素因数の和:16931

約数の個数: 24

約数和(自身を含む): 115809408

約数和(自身を除く): 43989561

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 16871, 50613, 151839, 185581, 556743, 725453, 1670229, 2176359, 6529077, 7979983, 23939949, 71819847]

約数ペア:

[(1, 71819847), (3, 23939949), (9, 7979983), (11, 6529077), (33, 2176359), (43, 1670229), (99, 725453), (129, 556743), (387, 185581), (473, 151839), (1419, 50613), (4257, 16871)]