28613925

素因数分解:

$3^3\times 5^2\times {\mathrm{42391}}^1$

素因数の和:42410

約数の個数: 24

約数和(自身を含む): 52566080

約数和(自身を除く): 23952155

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 42391, 127173, 211955, 381519, 635865, 1059775, 1144557, 1907595, 3179325, 5722785, 9537975, 28613925]

約数ペア:

[(1, 28613925), (3, 9537975), (5, 5722785), (9, 3179325), (15, 1907595), (25, 1144557), (27, 1059775), (45, 635865), (75, 381519), (135, 211955), (225, 127173), (675, 42391)]