81969636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3797}}^1$

素因数の和:4068

約数の個数: 48

約数和(自身を含む): 219494016

約数和(自身を除く): 137524380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 1028, 1542, 1799, 3084, 3598, 3797, 5397, 7196, 7594, 10794, 11391, 15188, 21588, 22782, 26579, 45564, 53158, 79737, 106316, 159474, 318948, 975829, 1951658, 2927487, 3903316, 5854974, 6830803, 11709948, 13661606, 20492409, 27323212, 40984818, 81969636]

約数ペア:

[(1, 81969636), (2, 40984818), (3, 27323212), (4, 20492409), (6, 13661606), (7, 11709948), (12, 6830803), (14, 5854974), (21, 3903316), (28, 2927487), (42, 1951658), (84, 975829), (257, 318948), (514, 159474), (771, 106316), (1028, 79737), (1542, 53158), (1799, 45564), (3084, 26579), (3598, 22782), (3797, 21588), (5397, 15188), (7196, 11391), (7594, 10794)]