278919051

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{43063}}^1$

素因数の和:43210

約数の個数: 16

約数和(自身を含む): 396877824

約数和(自身を除く): 117958773

約数列:

[1, 3, 17, 51, 127, 381, 2159, 6477, 43063, 129189, 732071, 2196213, 5469001, 16407003, 92973017, 278919051]

約数ペア:

[(1, 278919051), (3, 92973017), (17, 16407003), (51, 5469001), (127, 2196213), (381, 732071), (2159, 129189), (6477, 43063)]