205890553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2\times {\mathrm{139}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 242252640

約数和(自身を除く): 36362087

約数列:

[1, 11, 17, 89, 139, 187, 979, 1513, 1529, 2363, 7921, 12371, 16643, 25993, 87131, 134657, 136081, 210307, 1101019, 1481227, 2313377, 12111209, 18717323, 205890553]

約数ペア:

[(1, 205890553), (11, 18717323), (17, 12111209), (89, 2313377), (139, 1481227), (187, 1101019), (979, 210307), (1513, 136081), (1529, 134657), (2363, 87131), (7921, 25993), (12371, 16643)]