551405878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{68771}}^1$

素因数の和:69003

約数の個数: 16

約数和(自身を含む): 874779840

約数和(自身を除く): 323373962

約数列:

[1, 2, 19, 38, 211, 422, 4009, 8018, 68771, 137542, 1306649, 2613298, 14510681, 29021362, 275702939, 551405878]

約数ペア:

[(1, 551405878), (2, 275702939), (19, 29021362), (38, 14510681), (211, 2613298), (422, 1306649), (4009, 137542), (8018, 68771)]