204804351

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 323294400

約数和(自身を除く): 118490049

約数列:

[1, 3, 9, 23, 29, 69, 87, 109, 207, 261, 313, 327, 667, 939, 981, 2001, 2507, 2817, 3161, 6003, 7199, 7521, 9077, 9483, 21597, 22563, 27231, 28449, 34117, 64791, 72703, 81693, 102351, 208771, 218109, 307053, 626313, 654327, 784691, 989393, 1878939, 2354073, 2968179, 7062219, 8904537, 22756039, 68268117, 204804351]

約数ペア:

[(1, 204804351), (3, 68268117), (9, 22756039), (23, 8904537), (29, 7062219), (69, 2968179), (87, 2354073), (109, 1878939), (207, 989393), (261, 784691), (313, 654327), (327, 626313), (667, 307053), (939, 218109), (981, 208771), (2001, 102351), (2507, 81693), (2817, 72703), (3161, 64791), (6003, 34117), (7199, 28449), (7521, 27231), (9077, 22563), (9483, 21597)]