78949972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{2281}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 146641320

約数和(自身を除く): 67691348

約数列:

[1, 2, 4, 17, 34, 68, 509, 1018, 2036, 2281, 4562, 8653, 9124, 17306, 34612, 38777, 77554, 155108, 1161029, 2322058, 4644116, 19737493, 39474986, 78949972]

約数ペア:

[(1, 78949972), (2, 39474986), (4, 19737493), (17, 4644116), (34, 2322058), (68, 1161029), (509, 155108), (1018, 77554), (2036, 38777), (2281, 34612), (4562, 17306), (8653, 9124)]