28713556

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 51097536

約数和(自身を除く): 22383980

約数列:

[1, 2, 4, 137, 151, 274, 302, 347, 548, 604, 694, 1388, 20687, 41374, 47539, 52397, 82748, 95078, 104794, 190156, 209588, 7178389, 14356778, 28713556]

約数ペア:

[(1, 28713556), (2, 14356778), (4, 7178389), (137, 209588), (151, 190156), (274, 104794), (302, 95078), (347, 82748), (548, 52397), (604, 47539), (694, 41374), (1388, 20687)]