25838109

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 43072128

約数和(自身を除く): 17234019

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 99, 141, 297, 423, 517, 617, 891, 1269, 1551, 1851, 3807, 4653, 5553, 6787, 13959, 16659, 20361, 28999, 41877, 49977, 61083, 86997, 183249, 260991, 318989, 549747, 782973, 956967, 2348919, 2870901, 8612703, 25838109]

約数ペア:

[(1, 25838109), (3, 8612703), (9, 2870901), (11, 2348919), (27, 956967), (33, 782973), (47, 549747), (81, 318989), (99, 260991), (141, 183249), (297, 86997), (423, 61083), (517, 49977), (617, 41877), (891, 28999), (1269, 20361), (1551, 16659), (1851, 13959), (3807, 6787), (4653, 5553)]