1266909

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 2095104

約数和(自身を除く): 828195

約数列:

[1, 3, 7, 21, 23, 43, 61, 69, 129, 161, 183, 301, 427, 483, 903, 989, 1281, 1403, 2623, 2967, 4209, 6923, 7869, 9821, 18361, 20769, 29463, 55083, 60329, 180987, 422303, 1266909]

約数ペア:

[(1, 1266909), (3, 422303), (7, 180987), (21, 60329), (23, 55083), (43, 29463), (61, 20769), (69, 18361), (129, 9821), (161, 7869), (183, 6923), (301, 4209), (427, 2967), (483, 2623), (903, 1403), (989, 1281)]