28309845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1657}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 48705408

約数和(自身を除く): 20395563

約数列:

[1, 3, 5, 15, 17, 51, 67, 85, 201, 255, 335, 1005, 1139, 1657, 3417, 4971, 5695, 8285, 17085, 24855, 28169, 84507, 111019, 140845, 333057, 422535, 555095, 1665285, 1887323, 5661969, 9436615, 28309845]

約数ペア:

[(1, 28309845), (3, 9436615), (5, 5661969), (15, 1887323), (17, 1665285), (51, 555095), (67, 422535), (85, 333057), (201, 140845), (255, 111019), (335, 84507), (1005, 28169), (1139, 24855), (1657, 17085), (3417, 8285), (4971, 5695)]