209212122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 489404160

約数和(自身を除く): 280192038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 97, 178, 194, 267, 291, 534, 577, 582, 623, 679, 1154, 1246, 1358, 1731, 1869, 2037, 3462, 3738, 4039, 4074, 8078, 8633, 12117, 17266, 24234, 25899, 51353, 51798, 55969, 60431, 102706, 111938, 120862, 154059, 167907, 181293, 308118, 335814, 359471, 362586, 391783, 718942, 783566, 1078413, 1175349, 2156826, 2350698, 4981241, 9962482, 14943723, 29887446, 34868687, 69737374, 104606061, 209212122]

約数ペア:

[(1, 209212122), (2, 104606061), (3, 69737374), (6, 34868687), (7, 29887446), (14, 14943723), (21, 9962482), (42, 4981241), (89, 2350698), (97, 2156826), (178, 1175349), (194, 1078413), (267, 783566), (291, 718942), (534, 391783), (577, 362586), (582, 359471), (623, 335814), (679, 308118), (1154, 181293), (1246, 167907), (1358, 154059), (1731, 120862), (1869, 111938), (2037, 102706), (3462, 60431), (3738, 55969), (4039, 51798), (4074, 51353), (8078, 25899), (8633, 24234), (12117, 17266)]