389689956

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{161563}}^1$

素因数の和:161640

約数の個数: 36

約数和(自身を含む): 999758032

約数和(自身を除く): 610068076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 161563, 323126, 484689, 646252, 969378, 1454067, 1938756, 2908134, 5816268, 10824721, 21649442, 32474163, 43298884, 64948326, 97422489, 129896652, 194844978, 389689956]

約数ペア:

[(1, 389689956), (2, 194844978), (3, 129896652), (4, 97422489), (6, 64948326), (9, 43298884), (12, 32474163), (18, 21649442), (36, 10824721), (67, 5816268), (134, 2908134), (201, 1938756), (268, 1454067), (402, 969378), (603, 646252), (804, 484689), (1206, 323126), (2412, 161563)]