388887534

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1028803}}^1$

素因数の和:1028821

約数の個数: 32

約数和(自身を含む): 987651840

約数和(自身を除く): 598764306

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1028803, 2057606, 3086409, 6172818, 7201621, 9259227, 14403242, 18518454, 21604863, 27777681, 43209726, 55555362, 64814589, 129629178, 194443767, 388887534]

約数ペア:

[(1, 388887534), (2, 194443767), (3, 129629178), (6, 64814589), (7, 55555362), (9, 43209726), (14, 27777681), (18, 21604863), (21, 18518454), (27, 14403242), (42, 9259227), (54, 7201621), (63, 6172818), (126, 3086409), (189, 2057606), (378, 1028803)]