1277991638

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1069}}^1\times {\mathrm{1109}}^1$

素因数の和:2205

約数の個数: 48

約数和(自身を含む): 2437160400

約数和(自身を除く): 1159168762

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1069, 1078, 1109, 2138, 2218, 7483, 7763, 11759, 12199, 14966, 15526, 23518, 24398, 52381, 54341, 82313, 85393, 104762, 108682, 164626, 170786, 576191, 597751, 1152382, 1185521, 1195502, 2371042, 8298647, 13040731, 16597294, 26081462, 58090529, 91285117, 116181058, 182570234, 638995819, 1277991638]

約数ペア:

[(1, 1277991638), (2, 638995819), (7, 182570234), (11, 116181058), (14, 91285117), (22, 58090529), (49, 26081462), (77, 16597294), (98, 13040731), (154, 8298647), (539, 2371042), (1069, 1195502), (1078, 1185521), (1109, 1152382), (2138, 597751), (2218, 576191), (7483, 170786), (7763, 164626), (11759, 108682), (12199, 104762), (14966, 85393), (15526, 82313), (23518, 54341), (24398, 52381)]