138866686

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61609}}^1$

素因数の和:61648

約数の個数: 24

約数和(自身を含む): 252847440

約数和(自身を除く): 113980754

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 61609, 123218, 431263, 862526, 1417007, 2834014, 3018841, 6037682, 9919049, 19838098, 69433343, 138866686]

約数ペア:

[(1, 138866686), (2, 69433343), (7, 19838098), (14, 9919049), (23, 6037682), (46, 3018841), (49, 2834014), (98, 1417007), (161, 862526), (322, 431263), (1127, 123218), (2254, 61609)]