538981107

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{25589}}^1$

素因数の和:25675

約数の個数: 32

約数和(自身を含む): 884390400

約数和(自身を除く): 345409293

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 357, 413, 1003, 1239, 3009, 7021, 21063, 25589, 76767, 179123, 435013, 537369, 1305039, 1509751, 3045091, 4529253, 9135273, 10568257, 25665767, 31704771, 76997301, 179660369, 538981107]

約数ペア:

[(1, 538981107), (3, 179660369), (7, 76997301), (17, 31704771), (21, 25665767), (51, 10568257), (59, 9135273), (119, 4529253), (177, 3045091), (357, 1509751), (413, 1305039), (1003, 537369), (1239, 435013), (3009, 179123), (7021, 76767), (21063, 25589)]