79886961

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6781}}^1$

素因数の和:6822

約数の個数: 48

約数和(自身を含む): 152350848

約数和(自身を除く): 72463887

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 3927, 6781, 11781, 20343, 47467, 61029, 74591, 115277, 142401, 223773, 345831, 427203, 522137, 671319, 806939, 1037493, 1268047, 1566411, 2420817, 3804141, 4699233, 7262451, 8876329, 11412423, 26628987, 79886961]

約数ペア:

[(1, 79886961), (3, 26628987), (7, 11412423), (9, 8876329), (11, 7262451), (17, 4699233), (21, 3804141), (33, 2420817), (51, 1566411), (63, 1268047), (77, 1037493), (99, 806939), (119, 671319), (153, 522137), (187, 427203), (231, 345831), (357, 223773), (561, 142401), (693, 115277), (1071, 74591), (1309, 61029), (1683, 47467), (3927, 20343), (6781, 11781)]