268103685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4091}}^1$

素因数の和:4373

約数の個数: 32

約数和(自身を含む): 456077952

約数和(自身を除く): 187974267

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 257, 771, 1285, 3855, 4091, 4369, 12273, 13107, 20455, 21845, 61365, 65535, 69547, 208641, 347735, 1043205, 1051387, 3154161, 5256935, 15770805, 17873579, 53620737, 89367895, 268103685]

約数ペア:

[(1, 268103685), (3, 89367895), (5, 53620737), (15, 17873579), (17, 15770805), (51, 5256935), (85, 3154161), (255, 1051387), (257, 1043205), (771, 347735), (1285, 208641), (3855, 69547), (4091, 65535), (4369, 61365), (12273, 21845), (13107, 20455)]