420745185537

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{2251}}^1\times {\mathrm{3907}}^1$

素因数の和:6629

約数の個数: 32

約数和(自身を含む): 577896781824

約数和(自身を除く): 157151596287

約数列:

[1, 3, 37, 111, 431, 1293, 2251, 3907, 6753, 11721, 15947, 47841, 83287, 144559, 249861, 433677, 970181, 1683917, 2910543, 5051751, 8794657, 26383971, 35896697, 62304929, 107690091, 186914787, 325402309, 976206927, 3790497167, 11371491501, 140248395179, 420745185537]

約数ペア:

[(1, 420745185537), (3, 140248395179), (37, 11371491501), (111, 3790497167), (431, 976206927), (1293, 325402309), (2251, 186914787), (3907, 107690091), (6753, 62304929), (11721, 35896697), (15947, 26383971), (47841, 8794657), (83287, 5051751), (144559, 2910543), (249861, 1683917), (433677, 970181)]