72786511

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2113}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 91578480

約数和(自身を除く): 18791969

約数列:

[1, 7, 19, 37, 49, 133, 259, 703, 931, 1813, 2113, 4921, 14791, 34447, 40147, 78181, 103537, 281029, 547267, 1485439, 1967203, 3830869, 10398073, 72786511]

約数ペア:

[(1, 72786511), (7, 10398073), (19, 3830869), (37, 1967203), (49, 1485439), (133, 547267), (259, 281029), (703, 103537), (931, 78181), (1813, 40147), (2113, 34447), (4921, 14791)]