51559905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 86630400

約数和(自身を除く): 35070495

約数列:

[1, 3, 5, 15, 23, 69, 115, 199, 345, 597, 751, 995, 2253, 2985, 3755, 4577, 11265, 13731, 17273, 22885, 51819, 68655, 86365, 149449, 259095, 448347, 747245, 2241735, 3437327, 10311981, 17186635, 51559905]

約数ペア:

[(1, 51559905), (3, 17186635), (5, 10311981), (15, 3437327), (23, 2241735), (69, 747245), (115, 448347), (199, 259095), (345, 149449), (597, 86365), (751, 68655), (995, 51819), (2253, 22885), (2985, 17273), (3755, 13731), (4577, 11265)]