205380294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1$

素因数の和:2129

約数の個数: 64

約数和(自身を含む): 494678016

約数和(自身を除く): 289297722

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 107, 138, 161, 214, 321, 322, 483, 642, 749, 966, 1498, 1987, 2247, 2461, 3974, 4494, 4922, 5961, 7383, 11922, 13909, 14766, 17227, 27818, 34454, 41727, 45701, 51681, 83454, 91402, 103362, 137103, 212609, 274206, 319907, 425218, 637827, 639814, 959721, 1275654, 1488263, 1919442, 2976526, 4464789, 4890007, 8929578, 9780014, 14670021, 29340042, 34230049, 68460098, 102690147, 205380294]

約数ペア:

[(1, 205380294), (2, 102690147), (3, 68460098), (6, 34230049), (7, 29340042), (14, 14670021), (21, 9780014), (23, 8929578), (42, 4890007), (46, 4464789), (69, 2976526), (107, 1919442), (138, 1488263), (161, 1275654), (214, 959721), (321, 639814), (322, 637827), (483, 425218), (642, 319907), (749, 274206), (966, 212609), (1498, 137103), (1987, 103362), (2247, 91402), (2461, 83454), (3974, 51681), (4494, 45701), (4922, 41727), (5961, 34454), (7383, 27818), (11922, 17227), (13909, 14766)]