28787206

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1871}}^1$

素因数の和:2044

約数の個数: 24

約数和(自身を含む): 50577696

約数和(自身を除く): 21790490

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 1871, 2198, 3742, 7693, 13097, 15386, 26194, 91679, 183358, 293747, 587494, 2056229, 4112458, 14393603, 28787206]

約数ペア:

[(1, 28787206), (2, 14393603), (7, 4112458), (14, 2056229), (49, 587494), (98, 293747), (157, 183358), (314, 91679), (1099, 26194), (1871, 15386), (2198, 13097), (3742, 7693)]