80949519

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9661}}^1$

素因数の和:9700

約数の個数: 36

約数和(自身を含む): 143190840

約数和(自身を除く): 62241321

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 9661, 28983, 67627, 86949, 183559, 202881, 473389, 550677, 608643, 1284913, 1420167, 1652031, 3854739, 4260501, 8994391, 11564217, 26983173, 80949519]

約数ペア:

[(1, 80949519), (3, 26983173), (7, 11564217), (9, 8994391), (19, 4260501), (21, 3854739), (49, 1652031), (57, 1420167), (63, 1284913), (133, 608643), (147, 550677), (171, 473389), (399, 202881), (441, 183559), (931, 86949), (1197, 67627), (2793, 28983), (8379, 9661)]