290211966

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{7013}}^1$

素因数の和:7062

約数の個数: 72

約数和(自身を含む): 727632360

約数和(自身を除く): 437420394

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 121, 171, 198, 209, 242, 342, 363, 418, 627, 726, 1089, 1254, 1881, 2178, 2299, 3762, 4598, 6897, 7013, 13794, 14026, 20691, 21039, 41382, 42078, 63117, 77143, 126234, 133247, 154286, 231429, 266494, 399741, 462858, 694287, 799482, 848573, 1199223, 1388574, 1465717, 1697146, 2398446, 2545719, 2931434, 4397151, 5091438, 7637157, 8794302, 13191453, 15274314, 16122887, 26382906, 32245774, 48368661, 96737322, 145105983, 290211966]

約数ペア:

[(1, 290211966), (2, 145105983), (3, 96737322), (6, 48368661), (9, 32245774), (11, 26382906), (18, 16122887), (19, 15274314), (22, 13191453), (33, 8794302), (38, 7637157), (57, 5091438), (66, 4397151), (99, 2931434), (114, 2545719), (121, 2398446), (171, 1697146), (198, 1465717), (209, 1388574), (242, 1199223), (342, 848573), (363, 799482), (418, 694287), (627, 462858), (726, 399741), (1089, 266494), (1254, 231429), (1881, 154286), (2178, 133247), (2299, 126234), (3762, 77143), (4598, 63117), (6897, 42078), (7013, 41382), (13794, 21039), (14026, 20691)]