138747308

素因数分解:

$2^2\times 7^1\times {\mathrm{1669}}^1\times {\mathrm{2969}}^1$

素因数の和:4649

約数の個数: 24

約数和(自身を含む): 277754400

約数和(自身を除く): 139007092

約数列:

[1, 2, 4, 7, 14, 28, 1669, 2969, 3338, 5938, 6676, 11683, 11876, 20783, 23366, 41566, 46732, 83132, 4955261, 9910522, 19821044, 34686827, 69373654, 138747308]

約数ペア:

[(1, 138747308), (2, 69373654), (4, 34686827), (7, 19821044), (14, 9910522), (28, 4955261), (1669, 83132), (2969, 46732), (3338, 41566), (5938, 23366), (6676, 20783), (11683, 11876)]