31404051

素因数分解:

$3^3\times 7^3\times {\mathrm{3391}}^1$

素因数の和:3421

約数の個数: 32

約数和(自身を含む): 54272000

約数和(自身を除く): 22867949

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 3391, 9261, 10173, 23737, 30519, 71211, 91557, 166159, 213633, 498477, 640899, 1163113, 1495431, 3489339, 4486293, 10468017, 31404051]

約数ペア:

[(1, 31404051), (3, 10468017), (7, 4486293), (9, 3489339), (21, 1495431), (27, 1163113), (49, 640899), (63, 498477), (147, 213633), (189, 166159), (343, 91557), (441, 71211), (1029, 30519), (1323, 23737), (3087, 10173), (3391, 9261)]