140538974

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{1303}}^1$

素因数の和:1775

約数の個数: 16

約数和(自身を含む): 212812800

約数和(自身を除く): 72273826

約数列:

[1, 2, 199, 271, 398, 542, 1303, 2606, 53929, 107858, 259297, 353113, 518594, 706226, 70269487, 140538974]

約数ペア:

[(1, 140538974), (2, 70269487), (199, 706226), (271, 518594), (398, 353113), (542, 259297), (1303, 107858), (2606, 53929)]