72537801

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1327}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 117288960

約数和(自身を除く): 44751159

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1327, 2603, 2877, 3981, 7809, 9289, 18221, 25213, 27867, 54663, 75639, 176491, 181799, 529473, 545397, 1272593, 3454181, 3817779, 10362543, 24179267, 72537801]

約数ペア:

[(1, 72537801), (3, 24179267), (7, 10362543), (19, 3817779), (21, 3454181), (57, 1272593), (133, 545397), (137, 529473), (399, 181799), (411, 176491), (959, 75639), (1327, 54663), (2603, 27867), (2877, 25213), (3981, 18221), (7809, 9289)]