25438887

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 39787200

約数和(自身を除く): 14348313

約数列:

[1, 3, 9, 27, 29, 53, 87, 159, 261, 477, 613, 783, 1431, 1537, 1839, 4611, 5517, 13833, 16551, 17777, 32489, 41499, 53331, 97467, 159993, 292401, 479979, 877203, 942181, 2826543, 8479629, 25438887]

約数ペア:

[(1, 25438887), (3, 8479629), (9, 2826543), (27, 942181), (29, 877203), (53, 479979), (87, 292401), (159, 159993), (261, 97467), (477, 53331), (613, 41499), (783, 32489), (1431, 17777), (1537, 16551), (1839, 13833), (4611, 5517)]