89811987

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 129810432

約数和(自身を除く): 39998445

約数列:

[1, 3, 23, 37, 69, 111, 127, 277, 381, 831, 851, 2553, 2921, 4699, 6371, 8763, 10249, 14097, 19113, 30747, 35179, 105537, 108077, 235727, 324231, 707181, 809117, 1301623, 2427351, 3904869, 29937329, 89811987]

約数ペア:

[(1, 89811987), (3, 29937329), (23, 3904869), (37, 2427351), (69, 1301623), (111, 809117), (127, 707181), (277, 324231), (381, 235727), (831, 108077), (851, 105537), (2553, 35179), (2921, 30747), (4699, 19113), (6371, 14097), (8763, 10249)]