213881284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{18181}}^1$

素因数の和:18375

約数の個数: 24

約数和(自身を含む): 398622168

約数和(自身を除く): 184740884

約数列:

[1, 2, 4, 17, 34, 68, 173, 346, 692, 2941, 5882, 11764, 18181, 36362, 72724, 309077, 618154, 1236308, 3145313, 6290626, 12581252, 53470321, 106940642, 213881284]

約数ペア:

[(1, 213881284), (2, 106940642), (4, 53470321), (17, 12581252), (34, 6290626), (68, 3145313), (173, 1236308), (346, 618154), (692, 309077), (2941, 72724), (5882, 36362), (11764, 18181)]