1388401077

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1\times {\mathrm{1427}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 2141862912

約数和(自身を除く): 753461835

約数列:

[1, 3, 7, 21, 107, 321, 433, 749, 1299, 1427, 2247, 3031, 4281, 9093, 9989, 29967, 46331, 138993, 152689, 324317, 458067, 617891, 972951, 1068823, 1853673, 3206469, 4325237, 12975711, 66114337, 198343011, 462800359, 1388401077]

約数ペア:

[(1, 1388401077), (3, 462800359), (7, 198343011), (21, 66114337), (107, 12975711), (321, 4325237), (433, 3206469), (749, 1853673), (1299, 1068823), (1427, 972951), (2247, 617891), (3031, 458067), (4281, 324317), (9093, 152689), (9989, 138993), (29967, 46331)]