71749713

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{499}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 41146287

約数列:

[1, 3, 7, 21, 41, 123, 167, 287, 499, 501, 861, 1169, 1497, 3493, 3507, 6847, 10479, 20459, 20541, 47929, 61377, 83333, 143213, 143787, 249999, 429639, 583331, 1749993, 3416653, 10249959, 23916571, 71749713]

約数ペア:

[(1, 71749713), (3, 23916571), (7, 10249959), (21, 3416653), (41, 1749993), (123, 583331), (167, 429639), (287, 249999), (499, 143787), (501, 143213), (861, 83333), (1169, 61377), (1497, 47929), (3493, 20541), (3507, 20459), (6847, 10479)]