15798139

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 19699200

約数和(自身を除く): 3901061

約数列:

[1, 7, 19, 49, 71, 133, 239, 497, 931, 1349, 1673, 3479, 4541, 9443, 11711, 16969, 31787, 66101, 118783, 222509, 322411, 831481, 2256877, 15798139]

約数ペア:

[(1, 15798139), (7, 2256877), (19, 831481), (49, 322411), (71, 222509), (133, 118783), (239, 66101), (497, 31787), (931, 16969), (1349, 11711), (1673, 9443), (3479, 4541)]