82770399

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 135412992

約数和(自身を除く): 52642593

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 129, 153, 207, 387, 391, 547, 731, 989, 1173, 1641, 2193, 2967, 3519, 4923, 6579, 8901, 9299, 12581, 16813, 23521, 27897, 37743, 50439, 70563, 83691, 113229, 151317, 211689, 213877, 399857, 540983, 641631, 1199571, 1622949, 1924893, 3598713, 4868847, 9196711, 27590133, 82770399]

約数ペア:

[(1, 82770399), (3, 27590133), (9, 9196711), (17, 4868847), (23, 3598713), (43, 1924893), (51, 1622949), (69, 1199571), (129, 641631), (153, 540983), (207, 399857), (387, 213877), (391, 211689), (547, 151317), (731, 113229), (989, 83691), (1173, 70563), (1641, 50439), (2193, 37743), (2967, 27897), (3519, 23521), (4923, 16813), (6579, 12581), (8901, 9299)]