26779275

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 49823200

約数和(自身を除く): 23043925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 409, 485, 675, 873, 1227, 1455, 2045, 2425, 2619, 3681, 4365, 6135, 7275, 10225, 11043, 13095, 18405, 21825, 30675, 39673, 55215, 65475, 92025, 119019, 198365, 276075, 357057, 595095, 991825, 1071171, 1785285, 2975475, 5355855, 8926425, 26779275]

約数ペア:

[(1, 26779275), (3, 8926425), (5, 5355855), (9, 2975475), (15, 1785285), (25, 1071171), (27, 991825), (45, 595095), (75, 357057), (97, 276075), (135, 198365), (225, 119019), (291, 92025), (409, 65475), (485, 55215), (675, 39673), (873, 30675), (1227, 21825), (1455, 18405), (2045, 13095), (2425, 11043), (2619, 10225), (3681, 7275), (4365, 6135)]