215385148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157907}}^1$

素因数の和:157953

約数の個数: 24

約数和(自身を含む): 424456704

約数和(自身を除く): 209071556

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 157907, 315814, 631628, 1736977, 3473954, 4895117, 6947908, 9790234, 19580468, 53846287, 107692574, 215385148]

約数ペア:

[(1, 215385148), (2, 107692574), (4, 53846287), (11, 19580468), (22, 9790234), (31, 6947908), (44, 4895117), (62, 3473954), (124, 1736977), (341, 631628), (682, 315814), (1364, 157907)]