210696579

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 318528000

約数和(自身を除く): 107831421

約数列:

[1, 3, 9, 27, 83, 149, 249, 447, 631, 747, 1341, 1893, 2241, 4023, 5679, 12367, 17037, 37101, 52373, 94019, 111303, 157119, 282057, 333909, 471357, 846171, 1414071, 2538513, 7803577, 23410731, 70232193, 210696579]

約数ペア:

[(1, 210696579), (3, 70232193), (9, 23410731), (27, 7803577), (83, 2538513), (149, 1414071), (249, 846171), (447, 471357), (631, 333909), (747, 282057), (1341, 157119), (1893, 111303), (2241, 94019), (4023, 52373), (5679, 37101), (12367, 17037)]