71571423

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 130867200

約数和(自身を除く): 59295777

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 77, 133, 161, 209, 231, 253, 399, 437, 483, 627, 709, 759, 1311, 1463, 1771, 2127, 3059, 4389, 4807, 4963, 5313, 7799, 9177, 13471, 14421, 14889, 16307, 23397, 33649, 40413, 48921, 54593, 94297, 100947, 114149, 148181, 163779, 179377, 282891, 309833, 342447, 444543, 538131, 929499, 1037267, 1255639, 2168831, 3111801, 3408163, 3766917, 6506493, 10224489, 23857141, 71571423]

約数ペア:

[(1, 71571423), (3, 23857141), (7, 10224489), (11, 6506493), (19, 3766917), (21, 3408163), (23, 3111801), (33, 2168831), (57, 1255639), (69, 1037267), (77, 929499), (133, 538131), (161, 444543), (209, 342447), (231, 309833), (253, 282891), (399, 179377), (437, 163779), (483, 148181), (627, 114149), (709, 100947), (759, 94297), (1311, 54593), (1463, 48921), (1771, 40413), (2127, 33649), (3059, 23397), (4389, 16307), (4807, 14889), (4963, 14421), (5313, 13471), (7799, 9177)]