28431088

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2617}}^1$

素因数の和:2729

約数の個数: 40

約数和(自身を含む): 63627872

約数和(自身を除く): 35196784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2617, 2716, 5234, 5432, 10468, 10864, 18319, 20936, 36638, 41872, 73276, 146552, 253849, 293104, 507698, 1015396, 1776943, 2030792, 3553886, 4061584, 7107772, 14215544, 28431088]

約数ペア:

[(1, 28431088), (2, 14215544), (4, 7107772), (7, 4061584), (8, 3553886), (14, 2030792), (16, 1776943), (28, 1015396), (56, 507698), (97, 293104), (112, 253849), (194, 146552), (388, 73276), (679, 41872), (776, 36638), (1358, 20936), (1552, 18319), (2617, 10864), (2716, 10468), (5234, 5432)]