20121247107

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{150989}}^1$

素因数の和:151092

約数の個数: 48

約数和(自身を含む): 33635740320

約数和(自身を除く): 13514493213

約数列:

[1, 3, 9, 13, 17, 39, 51, 67, 117, 153, 201, 221, 603, 663, 871, 1139, 1989, 2613, 3417, 7839, 10251, 14807, 44421, 133263, 150989, 452967, 1358901, 1962857, 2566813, 5888571, 7700439, 10116263, 17665713, 23101317, 30348789, 33368569, 91046367, 100105707, 131511419, 171976471, 300317121, 394534257, 515929413, 1183602771, 1547788239, 2235694123, 6707082369, 20121247107]

約数ペア:

[(1, 20121247107), (3, 6707082369), (9, 2235694123), (13, 1547788239), (17, 1183602771), (39, 515929413), (51, 394534257), (67, 300317121), (117, 171976471), (153, 131511419), (201, 100105707), (221, 91046367), (603, 33368569), (663, 30348789), (871, 23101317), (1139, 17665713), (1989, 10116263), (2613, 7700439), (3417, 5888571), (7839, 2566813), (10251, 1962857), (14807, 1358901), (44421, 452967), (133263, 150989)]