212345978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{8887}}^1$

素因数の和:9821

約数の個数: 16

約数和(自身を含む): 343432320

約数和(自身を除く): 131086342

約数列:

[1, 2, 13, 26, 919, 1838, 8887, 11947, 17774, 23894, 115531, 231062, 8167153, 16334306, 106172989, 212345978]

約数ペア:

[(1, 212345978), (2, 106172989), (13, 16334306), (26, 8167153), (919, 231062), (1838, 115531), (8887, 23894), (11947, 17774)]