315964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 620928

約数和(自身を除く): 304964

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 167, 172, 334, 473, 668, 946, 1837, 1892, 3674, 7181, 7348, 14362, 28724, 78991, 157982, 315964]

約数ペア:

[(1, 315964), (2, 157982), (4, 78991), (11, 28724), (22, 14362), (43, 7348), (44, 7181), (86, 3674), (167, 1892), (172, 1837), (334, 946), (473, 668)]