215290412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1736213}}^1$

素因数の和:1736248

約数の個数: 12

約数和(自身を含む): 388911936

約数和(自身を除く): 173621524

約数列:

[1, 2, 4, 31, 62, 124, 1736213, 3472426, 6944852, 53822603, 107645206, 215290412]

約数ペア:

[(1, 215290412), (2, 107645206), (4, 53822603), (31, 6944852), (62, 3472426), (124, 1736213)]