287207568

素因数分解:

$2^4\times 3^2\times {\mathrm{1994497}}^1$

素因数の和:1994511

約数の個数: 30

約数和(自身を含む): 803782694

約数和(自身を除く): 516575126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1994497, 3988994, 5983491, 7977988, 11966982, 15955976, 17950473, 23933964, 31911952, 35900946, 47867928, 71801892, 95735856, 143603784, 287207568]

約数ペア:

[(1, 287207568), (2, 143603784), (3, 95735856), (4, 71801892), (6, 47867928), (8, 35900946), (9, 31911952), (12, 23933964), (16, 17950473), (18, 15955976), (24, 11966982), (36, 7977988), (48, 5983491), (72, 3988994), (144, 1994497)]