81377898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{8461}}^1$

素因数の和:8702

約数の個数: 32

約数和(自身を含む): 186840960

約数和(自身を除く): 105463062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 3206, 4809, 8461, 9618, 16922, 25383, 50766, 59227, 118454, 177681, 355362, 1937569, 3875138, 5812707, 11625414, 13562983, 27125966, 40688949, 81377898]

約数ペア:

[(1, 81377898), (2, 40688949), (3, 27125966), (6, 13562983), (7, 11625414), (14, 5812707), (21, 3875138), (42, 1937569), (229, 355362), (458, 177681), (687, 118454), (1374, 59227), (1603, 50766), (3206, 25383), (4809, 16922), (8461, 9618)]