28249804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 28198196

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 139, 149, 278, 298, 341, 556, 596, 682, 1364, 1529, 1639, 3058, 3278, 4309, 4619, 6116, 6556, 8618, 9238, 17236, 18476, 20711, 41422, 47399, 50809, 82844, 94798, 101618, 189596, 203236, 227821, 455642, 642041, 911284, 1284082, 2568164, 7062451, 14124902, 28249804]

約数ペア:

[(1, 28249804), (2, 14124902), (4, 7062451), (11, 2568164), (22, 1284082), (31, 911284), (44, 642041), (62, 455642), (124, 227821), (139, 203236), (149, 189596), (278, 101618), (298, 94798), (341, 82844), (556, 50809), (596, 47399), (682, 41422), (1364, 20711), (1529, 18476), (1639, 17236), (3058, 9238), (3278, 8618), (4309, 6556), (4619, 6116)]