51721173

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4801}}^1$

素因数の和:4839

約数の個数: 40

約数和(自身を含む): 92966720

約数和(自身を除く): 41245547

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 4801, 10773, 14403, 33607, 43209, 91219, 100821, 129627, 273657, 302463, 388881, 638533, 820971, 907389, 1915599, 2462913, 2722167, 5746797, 7388739, 17240391, 51721173]

約数ペア:

[(1, 51721173), (3, 17240391), (7, 7388739), (9, 5746797), (19, 2722167), (21, 2462913), (27, 1915599), (57, 907389), (63, 820971), (81, 638533), (133, 388881), (171, 302463), (189, 273657), (399, 129627), (513, 100821), (567, 91219), (1197, 43209), (1539, 33607), (3591, 14403), (4801, 10773)]