680347971

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{3457}}^1$

素因数の和:3700

約数の個数: 32

約数和(自身を含む): 1040719680

約数和(自身を除く): 360371709

約数列:

[1, 3, 9, 27, 37, 111, 197, 333, 591, 999, 1773, 3457, 5319, 7289, 10371, 21867, 31113, 65601, 93339, 127909, 196803, 383727, 681029, 1151181, 2043087, 3453543, 6129261, 18387783, 25198073, 75594219, 226782657, 680347971]

約数ペア:

[(1, 680347971), (3, 226782657), (9, 75594219), (27, 25198073), (37, 18387783), (111, 6129261), (197, 3453543), (333, 2043087), (591, 1151181), (999, 681029), (1773, 383727), (3457, 196803), (5319, 127909), (7289, 93339), (10371, 65601), (21867, 31113)]