977891138

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{433847}}^1$

素因数の和:433886

約数の個数: 24

約数和(自身を含む): 1780512192

約数和(自身を除く): 802621054

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 433847, 867694, 3036929, 6073858, 9978481, 19956962, 21258503, 42517006, 69849367, 139698734, 488945569, 977891138]

約数ペア:

[(1, 977891138), (2, 488945569), (7, 139698734), (14, 69849367), (23, 42517006), (46, 21258503), (49, 19956962), (98, 9978481), (161, 6073858), (322, 3036929), (1127, 867694), (2254, 433847)]