668382

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 64

約数和(自身を含む): 1693440

約数和(自身を除く): 1025058

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 33, 38, 39, 41, 57, 66, 78, 82, 114, 123, 143, 209, 246, 247, 286, 418, 429, 451, 494, 533, 627, 741, 779, 858, 902, 1066, 1254, 1353, 1482, 1558, 1599, 2337, 2706, 2717, 3198, 4674, 5434, 5863, 8151, 8569, 10127, 11726, 16302, 17138, 17589, 20254, 25707, 30381, 35178, 51414, 60762, 111397, 222794, 334191, 668382]

約数ペア:

[(1, 668382), (2, 334191), (3, 222794), (6, 111397), (11, 60762), (13, 51414), (19, 35178), (22, 30381), (26, 25707), (33, 20254), (38, 17589), (39, 17138), (41, 16302), (57, 11726), (66, 10127), (78, 8569), (82, 8151), (114, 5863), (123, 5434), (143, 4674), (209, 3198), (246, 2717), (247, 2706), (286, 2337), (418, 1599), (429, 1558), (451, 1482), (494, 1353), (533, 1254), (627, 1066), (741, 902), (779, 858)]