243131408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{2503}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 508592448

約数和(自身を除く): 265461040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 467, 934, 1868, 2503, 3736, 5006, 6071, 7472, 10012, 12142, 20024, 24284, 32539, 40048, 48568, 65078, 97136, 130156, 260312, 520624, 1168901, 2337802, 4675604, 9351208, 15195713, 18702416, 30391426, 60782852, 121565704, 243131408]

約数ペア:

[(1, 243131408), (2, 121565704), (4, 60782852), (8, 30391426), (13, 18702416), (16, 15195713), (26, 9351208), (52, 4675604), (104, 2337802), (208, 1168901), (467, 520624), (934, 260312), (1868, 130156), (2503, 97136), (3736, 65078), (5006, 48568), (6071, 40048), (7472, 32539), (10012, 24284), (12142, 20024)]