11981835

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 20919600

約数和(自身を除く): 8937765

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 1787, 2235, 5361, 6705, 8935, 16083, 26805, 80415, 266263, 798789, 1331315, 2396367, 3993945, 11981835]

約数ペア:

[(1, 11981835), (3, 3993945), (5, 2396367), (9, 1331315), (15, 798789), (45, 266263), (149, 80415), (447, 26805), (745, 16083), (1341, 8935), (1787, 6705), (2235, 5361)]