81974438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19583}}^1$

素因数の和:19628

約数の個数: 32

約数和(自身を含む): 157925376

約数和(自身を除く): 75950938

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 19583, 39166, 137081, 254579, 274162, 450409, 509158, 900818, 1782053, 3152863, 3564106, 5855317, 6305726, 11710634, 40987219, 81974438]

約数ペア:

[(1, 81974438), (2, 40987219), (7, 11710634), (13, 6305726), (14, 5855317), (23, 3564106), (26, 3152863), (46, 1782053), (91, 900818), (161, 509158), (182, 450409), (299, 274162), (322, 254579), (598, 137081), (2093, 39166), (4186, 19583)]