27984978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31729}}^1$

素因数の和:31751

約数の個数: 36

約数和(自身を含む): 70535790

約数和(自身を除く): 42550812

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 31729, 63458, 95187, 190374, 222103, 285561, 444206, 571122, 666309, 1332618, 1554721, 1998927, 3109442, 3997854, 4664163, 9328326, 13992489, 27984978]

約数ペア:

[(1, 27984978), (2, 13992489), (3, 9328326), (6, 4664163), (7, 3997854), (9, 3109442), (14, 1998927), (18, 1554721), (21, 1332618), (42, 666309), (49, 571122), (63, 444206), (98, 285561), (126, 222103), (147, 190374), (294, 95187), (441, 63458), (882, 31729)]