287023555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27427}}^1$

素因数の和:27475

約数の個数: 32

約数和(自身を含む): 442358784

約数和(自身を除く): 155335229

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 27427, 137135, 191989, 356551, 630821, 959945, 1782755, 2495857, 3154105, 4415747, 8200673, 12479285, 22078735, 41003365, 57404711, 287023555]

約数ペア:

[(1, 287023555), (5, 57404711), (7, 41003365), (13, 22078735), (23, 12479285), (35, 8200673), (65, 4415747), (91, 3154105), (115, 2495857), (161, 1782755), (299, 959945), (455, 630821), (805, 356551), (1495, 191989), (2093, 137135), (10465, 27427)]