27456405

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 45913728

約数和(自身を除く): 18457323

約数列:

[1, 3, 5, 15, 37, 61, 111, 183, 185, 305, 555, 811, 915, 2257, 2433, 4055, 6771, 11285, 12165, 30007, 33855, 49471, 90021, 148413, 150035, 247355, 450105, 742065, 1830427, 5491281, 9152135, 27456405]

約数ペア:

[(1, 27456405), (3, 9152135), (5, 5491281), (15, 1830427), (37, 742065), (61, 450105), (111, 247355), (183, 150035), (185, 148413), (305, 90021), (555, 49471), (811, 33855), (915, 30007), (2257, 12165), (2433, 11285), (4055, 6771)]