31492854

素因数分解:

$2^1\times 3^3\times {\mathrm{643}}^1\times {\mathrm{907}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 70170240

約数和(自身を除く): 38677386

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 643, 907, 1286, 1814, 1929, 2721, 3858, 5442, 5787, 8163, 11574, 16326, 17361, 24489, 34722, 48978, 583201, 1166402, 1749603, 3499206, 5248809, 10497618, 15746427, 31492854]

約数ペア:

[(1, 31492854), (2, 15746427), (3, 10497618), (6, 5248809), (9, 3499206), (18, 1749603), (27, 1166402), (54, 583201), (643, 48978), (907, 34722), (1286, 24489), (1814, 17361), (1929, 16326), (2721, 11574), (3858, 8163), (5442, 5787)]