83571356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{21341}}^1$

素因数の和:21445

約数の個数: 24

約数和(自身を含む): 161345520

約数和(自身を除く): 77774164

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 21341, 42682, 85364, 234751, 469502, 939004, 1899349, 3798698, 7597396, 20892839, 41785678, 83571356]

約数ペア:

[(1, 83571356), (2, 41785678), (4, 20892839), (11, 7597396), (22, 3798698), (44, 1899349), (89, 939004), (178, 469502), (356, 234751), (979, 85364), (1958, 42682), (3916, 21341)]