28307835

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 51236640

約数和(自身を除く): 22928805

約数列:

[1, 3, 5, 9, 15, 41, 45, 67, 123, 201, 205, 229, 335, 369, 603, 615, 687, 1005, 1145, 1845, 2061, 2747, 3015, 3435, 8241, 9389, 10305, 13735, 15343, 24723, 28167, 41205, 46029, 46945, 76715, 84501, 123615, 138087, 140835, 230145, 422505, 629063, 690435, 1887189, 3145315, 5661567, 9435945, 28307835]

約数ペア:

[(1, 28307835), (3, 9435945), (5, 5661567), (9, 3145315), (15, 1887189), (41, 690435), (45, 629063), (67, 422505), (123, 230145), (201, 140835), (205, 138087), (229, 123615), (335, 84501), (369, 76715), (603, 46945), (615, 46029), (687, 41205), (1005, 28167), (1145, 24723), (1845, 15343), (2061, 13735), (2747, 10305), (3015, 9389), (3435, 8241)]