71776509

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3049}}^1$

素因数の和:3137

約数の個数: 32

約数和(自身を含む): 117120000

約数和(自身を除く): 45343491

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3049, 3363, 7847, 9147, 21343, 23541, 57931, 64029, 173793, 179891, 405517, 539673, 1216551, 1259237, 3417929, 3777711, 10253787, 23925503, 71776509]

約数ペア:

[(1, 71776509), (3, 23925503), (7, 10253787), (19, 3777711), (21, 3417929), (57, 1259237), (59, 1216551), (133, 539673), (177, 405517), (399, 179891), (413, 173793), (1121, 64029), (1239, 57931), (3049, 23541), (3363, 21343), (7847, 9147)]