131497456

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{134731}}^1$

素因数の和:134800

約数の個数: 20

約数和(自身を含む): 258954904

約数和(自身を除く): 127457448

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 134731, 269462, 538924, 1077848, 2155696, 8218591, 16437182, 32874364, 65748728, 131497456]

約数ペア:

[(1, 131497456), (2, 65748728), (4, 32874364), (8, 16437182), (16, 8218591), (61, 2155696), (122, 1077848), (244, 538924), (488, 269462), (976, 134731)]