42548715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 82368000

約数和(自身を除く): 39819285

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1419, 1935, 1999, 2365, 4257, 5997, 7095, 9995, 17991, 21285, 21989, 29985, 65967, 85957, 89955, 109945, 197901, 257871, 329835, 429785, 773613, 945527, 989505, 1289355, 2836581, 3868065, 4727635, 8509743, 14182905, 42548715]

約数ペア:

[(1, 42548715), (3, 14182905), (5, 8509743), (9, 4727635), (11, 3868065), (15, 2836581), (33, 1289355), (43, 989505), (45, 945527), (55, 773613), (99, 429785), (129, 329835), (165, 257871), (215, 197901), (387, 109945), (473, 89955), (495, 85957), (645, 65967), (1419, 29985), (1935, 21989), (1999, 21285), (2365, 17991), (4257, 9995), (5997, 7095)]