28406504

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6421}}^1$

素因数の和:6513

約数の個数: 32

約数和(自身を含む): 61651200

約数和(自身を除く): 33244696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 6421, 12842, 25684, 44947, 51368, 89894, 179788, 359576, 507259, 1014518, 2029036, 3550813, 4058072, 7101626, 14203252, 28406504]

約数ペア:

[(1, 28406504), (2, 14203252), (4, 7101626), (7, 4058072), (8, 3550813), (14, 2029036), (28, 1014518), (56, 507259), (79, 359576), (158, 179788), (316, 89894), (553, 51368), (632, 44947), (1106, 25684), (2212, 12842), (4424, 6421)]