257517062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{16417}}^1$

素因数の和:16484

約数の個数: 32

約数和(自身を含む): 453924864

約数和(自身を除く): 196407802

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1426, 7843, 15686, 16417, 32834, 180587, 361174, 377591, 508927, 755182, 1017854, 4153501, 5598197, 8307002, 11196394, 11705321, 23410642, 128758531, 257517062]

約数ペア:

[(1, 257517062), (2, 128758531), (11, 23410642), (22, 11705321), (23, 11196394), (31, 8307002), (46, 5598197), (62, 4153501), (253, 1017854), (341, 755182), (506, 508927), (682, 377591), (713, 361174), (1426, 180587), (7843, 32834), (15686, 16417)]