81648422

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{1447}}^1$

素因数の和:1855

約数の個数: 16

約数和(自身を含む): 124325280

約数和(自身を除く): 42676858

約数列:

[1, 2, 89, 178, 317, 634, 1447, 2894, 28213, 56426, 128783, 257566, 458699, 917398, 40824211, 81648422]

約数ペア:

[(1, 81648422), (2, 40824211), (89, 917398), (178, 458699), (317, 257566), (634, 128783), (1447, 56426), (2894, 28213)]