68156972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42281}}^1$

素因数の和:42329

約数の個数: 24

約数和(自身を含む): 132596352

約数和(自身を除く): 64439380

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 42281, 84562, 169124, 549653, 1099306, 1310711, 2198612, 2621422, 5242844, 17039243, 34078486, 68156972]

約数ペア:

[(1, 68156972), (2, 34078486), (4, 17039243), (13, 5242844), (26, 2621422), (31, 2198612), (52, 1310711), (62, 1099306), (124, 549653), (403, 169124), (806, 84562), (1612, 42281)]