71300047

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 89976096

約数和(自身を除く): 18676049

約数列:

[1, 7, 13, 49, 91, 173, 637, 647, 1211, 2249, 4529, 8411, 8477, 15743, 31703, 58877, 110201, 111931, 412139, 783517, 1455103, 5484619, 10185721, 71300047]

約数ペア:

[(1, 71300047), (7, 10185721), (13, 5484619), (49, 1455103), (91, 783517), (173, 412139), (637, 111931), (647, 110201), (1211, 58877), (2249, 31703), (4529, 15743), (8411, 8477)]