51217857

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3313

約数の個数: 24

約数和(自身を含む): 77811240

約数和(自身を除く): 26593383

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 3217, 5307, 9651, 15921, 28953, 93293, 196237, 279879, 588711, 839637, 1766133, 5690873, 17072619, 51217857]

約数ペア:

[(1, 51217857), (3, 17072619), (9, 5690873), (29, 1766133), (61, 839637), (87, 588711), (183, 279879), (261, 196237), (549, 93293), (1769, 28953), (3217, 15921), (5307, 9651)]