128621982

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{8117}}^1$

素因数の和:8280

約数の個数: 32

約数和(自身を含む): 272764800

約数和(自身を除く): 144142818

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 139, 278, 417, 834, 2641, 5282, 7923, 8117, 15846, 16234, 24351, 48702, 154223, 308446, 462669, 925338, 1128263, 2256526, 3384789, 6769578, 21436997, 42873994, 64310991, 128621982]

約数ペア:

[(1, 128621982), (2, 64310991), (3, 42873994), (6, 21436997), (19, 6769578), (38, 3384789), (57, 2256526), (114, 1128263), (139, 925338), (278, 462669), (417, 308446), (834, 154223), (2641, 48702), (5282, 24351), (7923, 16234), (8117, 15846)]