215536713

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{1499}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 338688000

約数和(自身を除く): 123151287

約数列:

[1, 3, 7, 21, 41, 123, 167, 287, 501, 861, 1169, 1499, 3507, 4497, 6847, 10493, 20541, 31479, 47929, 61459, 143787, 184377, 250333, 430213, 750999, 1290639, 1752331, 5256993, 10263653, 30790959, 71845571, 215536713]

約数ペア:

[(1, 215536713), (3, 71845571), (7, 30790959), (21, 10263653), (41, 5256993), (123, 1752331), (167, 1290639), (287, 750999), (501, 430213), (861, 250333), (1169, 184377), (1499, 143787), (3507, 61459), (4497, 47929), (6847, 31479), (10493, 20541)]