2018694321

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{23509}}^1$

素因数の和:23598

約数の個数: 48

約数和(自身を含む): 3520857600

約数和(自身を除く): 1502163279

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 203, 261, 329, 423, 609, 987, 1363, 1827, 2961, 4089, 9541, 12267, 23509, 28623, 70527, 85869, 164563, 211581, 493689, 681761, 1104923, 1481067, 2045283, 3314769, 4772327, 6135849, 7734461, 9944307, 14316981, 23203383, 32042767, 42950943, 69610149, 96128301, 224299369, 288384903, 672898107, 2018694321]

約数ペア:

[(1, 2018694321), (3, 672898107), (7, 288384903), (9, 224299369), (21, 96128301), (29, 69610149), (47, 42950943), (63, 32042767), (87, 23203383), (141, 14316981), (203, 9944307), (261, 7734461), (329, 6135849), (423, 4772327), (609, 3314769), (987, 2045283), (1363, 1481067), (1827, 1104923), (2961, 681761), (4089, 493689), (9541, 211581), (12267, 164563), (23509, 85869), (28623, 70527)]