28427180804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2399}}^1\times {\mathrm{6263}}^1$

素因数の和:8720

約数の個数: 48

約数和(自身を含む): 55564185600

約数和(自身を除く): 27137004796

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 2399, 4798, 6263, 9596, 12526, 25052, 26389, 52778, 68893, 103157, 105556, 137786, 206314, 269309, 275572, 412628, 538618, 1077236, 1134727, 2269454, 2962399, 4538908, 5924798, 11849596, 15024937, 30049874, 60099748, 165274307, 330548614, 646072291, 661097228, 1292144582, 2584289164, 7106795201, 14213590402, 28427180804]

約数ペア:

[(1, 28427180804), (2, 14213590402), (4, 7106795201), (11, 2584289164), (22, 1292144582), (43, 661097228), (44, 646072291), (86, 330548614), (172, 165274307), (473, 60099748), (946, 30049874), (1892, 15024937), (2399, 11849596), (4798, 5924798), (6263, 4538908), (9596, 2962399), (12526, 2269454), (25052, 1134727), (26389, 1077236), (52778, 538618), (68893, 412628), (103157, 275572), (105556, 269309), (137786, 206314)]