200811723

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 310603776

約数和(自身を除く): 109792053

約数列:

[1, 3, 7, 21, 137, 223, 313, 411, 669, 939, 959, 1561, 2191, 2877, 4683, 6573, 30551, 42881, 69799, 91653, 128643, 209397, 213857, 300167, 488593, 641571, 900501, 1465779, 9562463, 28687389, 66937241, 200811723]

約数ペア:

[(1, 200811723), (3, 66937241), (7, 28687389), (21, 9562463), (137, 1465779), (223, 900501), (313, 641571), (411, 488593), (669, 300167), (939, 213857), (959, 209397), (1561, 128643), (2191, 91653), (2877, 69799), (4683, 42881), (6573, 30551)]