28160886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1619}}^1$

素因数の和:1860

約数の個数: 32

約数和(自身を含む): 60963840

約数和(自身を除く): 32802954

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 1619, 2899, 3238, 4857, 5798, 8697, 9714, 17394, 21047, 42094, 63141, 126282, 361037, 722074, 1083111, 2166222, 4693481, 9386962, 14080443, 28160886]

約数ペア:

[(1, 28160886), (2, 14080443), (3, 9386962), (6, 4693481), (13, 2166222), (26, 1083111), (39, 722074), (78, 361037), (223, 126282), (446, 63141), (669, 42094), (1338, 21047), (1619, 17394), (2899, 9714), (3238, 8697), (4857, 5798)]