138480286

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13873}}^1$

素因数の和:13936

約数の個数: 32

約数和(自身を含む): 255725568

約数和(自身を除く): 117245282

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991, 9982, 13873, 27746, 97111, 194222, 319079, 430063, 638158, 860126, 2233553, 3010441, 4467106, 6020882, 9891449, 19782898, 69240143, 138480286]

約数ペア:

[(1, 138480286), (2, 69240143), (7, 19782898), (14, 9891449), (23, 6020882), (31, 4467106), (46, 3010441), (62, 2233553), (161, 860126), (217, 638158), (322, 430063), (434, 319079), (713, 194222), (1426, 97111), (4991, 27746), (9982, 13873)]