219443868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{870809}}^1$

素因数の和:870826

約数の個数: 36

約数和(自身を含む): 633949680

約数和(自身を除く): 414505812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 870809, 1741618, 2612427, 3483236, 5224854, 6095663, 7837281, 10449708, 12191326, 15674562, 18286989, 24382652, 31349124, 36573978, 54860967, 73147956, 109721934, 219443868]

約数ペア:

[(1, 219443868), (2, 109721934), (3, 73147956), (4, 54860967), (6, 36573978), (7, 31349124), (9, 24382652), (12, 18286989), (14, 15674562), (18, 12191326), (21, 10449708), (28, 7837281), (36, 6095663), (42, 5224854), (63, 3483236), (84, 2612427), (126, 1741618), (252, 870809)]