28154077

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 34387416

約数和(自身を除く): 6233339

約数列:

[1, 7, 37, 49, 53, 259, 293, 371, 1813, 1961, 2051, 2597, 10841, 13727, 14357, 15529, 75887, 96089, 108703, 531209, 574573, 760921, 4022011, 28154077]

約数ペア:

[(1, 28154077), (7, 4022011), (37, 760921), (49, 574573), (53, 531209), (259, 108703), (293, 96089), (371, 75887), (1813, 15529), (1961, 14357), (2051, 13727), (2597, 10841)]