64449729

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 101942400

約数和(自身を除く): 37492671

約数列:

[1, 3, 9, 19, 27, 57, 73, 171, 219, 513, 657, 1387, 1721, 1971, 4161, 5163, 12483, 15489, 32699, 37449, 46467, 98097, 125633, 294291, 376899, 882873, 1130697, 2387027, 3392091, 7161081, 21483243, 64449729]

約数ペア:

[(1, 64449729), (3, 21483243), (9, 7161081), (19, 3392091), (27, 2387027), (57, 1130697), (73, 882873), (171, 376899), (219, 294291), (513, 125633), (657, 98097), (1387, 46467), (1721, 37449), (1971, 32699), (4161, 15489), (5163, 12483)]