221422922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 414720000

約数和(自身を除く): 193297078

約数列:

[1, 2, 7, 14, 19, 38, 47, 89, 94, 133, 178, 199, 266, 329, 398, 623, 658, 893, 1246, 1393, 1691, 1786, 2786, 3382, 3781, 4183, 6251, 7562, 8366, 9353, 11837, 12502, 17711, 18706, 23674, 26467, 29281, 35422, 52934, 58562, 65471, 79477, 123977, 130942, 158954, 177707, 247954, 336509, 355414, 556339, 673018, 832417, 1112678, 1243949, 1664834, 2355563, 2487898, 4711126, 5826919, 11653838, 15815923, 31631846, 110711461, 221422922]

約数ペア:

[(1, 221422922), (2, 110711461), (7, 31631846), (14, 15815923), (19, 11653838), (38, 5826919), (47, 4711126), (89, 2487898), (94, 2355563), (133, 1664834), (178, 1243949), (199, 1112678), (266, 832417), (329, 673018), (398, 556339), (623, 355414), (658, 336509), (893, 247954), (1246, 177707), (1393, 158954), (1691, 130942), (1786, 123977), (2786, 79477), (3382, 65471), (3781, 58562), (4183, 52934), (6251, 35422), (7562, 29281), (8366, 26467), (9353, 23674), (11837, 18706), (12502, 17711)]