163968978

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1971

約数の個数: 64

約数和(自身を含む): 372314880

約数和(自身を除く): 208345902

約数列:

[1, 2, 3, 6, 17, 23, 34, 37, 46, 51, 69, 74, 102, 111, 138, 222, 391, 629, 782, 851, 1173, 1258, 1702, 1887, 1889, 2346, 2553, 3774, 3778, 5106, 5667, 11334, 14467, 28934, 32113, 43401, 43447, 64226, 69893, 86802, 86894, 96339, 130341, 139786, 192678, 209679, 260682, 419358, 738599, 1188181, 1477198, 1607539, 2215797, 2376362, 3215078, 3564543, 4431594, 4822617, 7129086, 9645234, 27328163, 54656326, 81984489, 163968978]

約数ペア:

[(1, 163968978), (2, 81984489), (3, 54656326), (6, 27328163), (17, 9645234), (23, 7129086), (34, 4822617), (37, 4431594), (46, 3564543), (51, 3215078), (69, 2376362), (74, 2215797), (102, 1607539), (111, 1477198), (138, 1188181), (222, 738599), (391, 419358), (629, 260682), (782, 209679), (851, 192678), (1173, 139786), (1258, 130341), (1702, 96339), (1887, 86894), (1889, 86802), (2346, 69893), (2553, 64226), (3774, 43447), (3778, 43401), (5106, 32113), (5667, 28934), (11334, 14467)]