201958521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 296755200

約数和(自身を除く): 94796679

約数列:

[1, 3, 17, 31, 51, 93, 139, 417, 527, 919, 1581, 2363, 2757, 4309, 7089, 12927, 15623, 28489, 46869, 73253, 85467, 127741, 219759, 383223, 484313, 1452939, 2171597, 3959971, 6514791, 11879913, 67319507, 201958521]

約数ペア:

[(1, 201958521), (3, 67319507), (17, 11879913), (31, 6514791), (51, 3959971), (93, 2171597), (139, 1452939), (417, 484313), (527, 383223), (919, 219759), (1581, 127741), (2363, 85467), (2757, 73253), (4309, 46869), (7089, 28489), (12927, 15623)]