643131108

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{80111}}^1$

素因数の和:80344

約数の個数: 36

約数和(自身を含む): 1633003008

約数和(自身を除く): 989871900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 8028, 80111, 160222, 240333, 320444, 480666, 720999, 961332, 1441998, 2883996, 17864753, 35729506, 53594259, 71459012, 107188518, 160782777, 214377036, 321565554, 643131108]

約数ペア:

[(1, 643131108), (2, 321565554), (3, 214377036), (4, 160782777), (6, 107188518), (9, 71459012), (12, 53594259), (18, 35729506), (36, 17864753), (223, 2883996), (446, 1441998), (669, 961332), (892, 720999), (1338, 480666), (2007, 320444), (2676, 240333), (4014, 160222), (8028, 80111)]