2143113

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 3392640

約数和(自身を除く): 1249527

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 239, 427, 717, 1281, 1673, 2989, 5019, 8967, 11711, 14579, 35133, 43737, 102053, 306159, 714371, 2143113]

約数ペア:

[(1, 2143113), (3, 714371), (7, 306159), (21, 102053), (49, 43737), (61, 35133), (147, 14579), (183, 11711), (239, 8967), (427, 5019), (717, 2989), (1281, 1673)]