71947557

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16901}}^1$

素因数の和:16961

約数の個数: 24

約数和(自身を含む): 116015328

約数和(自身を除く): 44067771

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 16901, 50703, 152109, 185911, 557733, 726743, 1673199, 2180229, 6540687, 7994173, 23982519, 71947557]

約数ペア:

[(1, 71947557), (3, 23982519), (9, 7994173), (11, 6540687), (33, 2180229), (43, 1673199), (99, 726743), (129, 557733), (387, 185911), (473, 152109), (1419, 50703), (4257, 16901)]