31381074

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^2\times {\mathrm{691}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 72327840

約数和(自身を除く): 40946766

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 691, 783, 841, 1382, 1566, 1682, 2073, 2523, 4146, 5046, 6219, 7569, 12438, 15138, 18657, 20039, 22707, 37314, 40078, 45414, 60117, 120234, 180351, 360702, 541053, 581131, 1082106, 1162262, 1743393, 3486786, 5230179, 10460358, 15690537, 31381074]

約数ペア:

[(1, 31381074), (2, 15690537), (3, 10460358), (6, 5230179), (9, 3486786), (18, 1743393), (27, 1162262), (29, 1082106), (54, 581131), (58, 541053), (87, 360702), (174, 180351), (261, 120234), (522, 60117), (691, 45414), (783, 40078), (841, 37314), (1382, 22707), (1566, 20039), (1682, 18657), (2073, 15138), (2523, 12438), (4146, 7569), (5046, 6219)]