28267443

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 42771456

約数和(自身を除く): 14504013

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 1427, 2201, 4281, 6603, 12843, 19809, 44237, 101317, 132711, 303951, 398133, 911853, 3140827, 9422481, 28267443]

約数ペア:

[(1, 28267443), (3, 9422481), (9, 3140827), (31, 911853), (71, 398133), (93, 303951), (213, 132711), (279, 101317), (639, 44237), (1427, 19809), (2201, 12843), (4281, 6603)]