1489745908

素因数分解:

$2^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{138917}}^1$

素因数の和:139311

約数の個数: 24

約数和(自身を含む): 2987292672

約数和(自身を除く): 1497546764

約数列:

[1, 2, 4, 7, 14, 28, 383, 766, 1532, 2681, 5362, 10724, 138917, 277834, 555668, 972419, 1944838, 3889676, 53205211, 106410422, 212820844, 372436477, 744872954, 1489745908]

約数ペア:

[(1, 1489745908), (2, 744872954), (4, 372436477), (7, 212820844), (14, 106410422), (28, 53205211), (383, 3889676), (766, 1944838), (1532, 972419), (2681, 555668), (5362, 277834), (10724, 138917)]