208599279

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5431}}^1$

素因数の和:5531

約数の個数: 32

約数和(自身を含む): 333742080

約数和(自身を除く): 125142801

約数列:

[1, 3, 7, 21, 31, 59, 93, 177, 217, 413, 651, 1239, 1829, 5431, 5487, 12803, 16293, 38017, 38409, 114051, 168361, 320429, 505083, 961287, 1178527, 2243003, 3535581, 6729009, 9933299, 29799897, 69533093, 208599279]

約数ペア:

[(1, 208599279), (3, 69533093), (7, 29799897), (21, 9933299), (31, 6729009), (59, 3535581), (93, 2243003), (177, 1178527), (217, 961287), (413, 505083), (651, 320429), (1239, 168361), (1829, 114051), (5431, 38409), (5487, 38017), (12803, 16293)]