249501843

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{881}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 392454720

約数和(自身を除く): 142952877

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 617, 881, 1851, 2643, 5553, 7929, 10489, 14977, 16659, 23787, 31467, 44931, 94401, 134793, 283203, 404379, 543577, 1630731, 4892193, 9240809, 14676579, 27722427, 83167281, 249501843]

約数ペア:

[(1, 249501843), (3, 83167281), (9, 27722427), (17, 14676579), (27, 9240809), (51, 4892193), (153, 1630731), (459, 543577), (617, 404379), (881, 283203), (1851, 134793), (2643, 94401), (5553, 44931), (7929, 31467), (10489, 23787), (14977, 16659)]