20137207293

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{63559}}^1$

素因数の和:63726

約数の個数: 48

約数和(自身を含む): 34267484160

約数和(自身を除く): 14130276867

約数列:

[1, 3, 7, 9, 21, 47, 63, 107, 141, 321, 329, 423, 749, 963, 987, 2247, 2961, 5029, 6741, 15087, 35203, 45261, 63559, 105609, 190677, 316827, 444913, 572031, 1334739, 2987273, 4004217, 6800813, 8961819, 20402439, 20910911, 26885457, 47605691, 61207317, 62732733, 142817073, 188198199, 319638211, 428451219, 958914633, 2237467477, 2876743899, 6712402431, 20137207293]

約数ペア:

[(1, 20137207293), (3, 6712402431), (7, 2876743899), (9, 2237467477), (21, 958914633), (47, 428451219), (63, 319638211), (107, 188198199), (141, 142817073), (321, 62732733), (329, 61207317), (423, 47605691), (749, 26885457), (963, 20910911), (987, 20402439), (2247, 8961819), (2961, 6800813), (5029, 4004217), (6741, 2987273), (15087, 1334739), (35203, 572031), (45261, 444913), (63559, 316827), (105609, 190677)]