25188849

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 45601920

約数和(自身を除く): 20413071

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 811, 1071, 1479, 1827, 2433, 3451, 4437, 5677, 7299, 10353, 13787, 17031, 23519, 31059, 41361, 51093, 70557, 96509, 124083, 164633, 211671, 289527, 399823, 493899, 868581, 1199469, 1481697, 2798761, 3598407, 8396283, 25188849]

約数ペア:

[(1, 25188849), (3, 8396283), (7, 3598407), (9, 2798761), (17, 1481697), (21, 1199469), (29, 868581), (51, 493899), (63, 399823), (87, 289527), (119, 211671), (153, 164633), (203, 124083), (261, 96509), (357, 70557), (493, 51093), (609, 41361), (811, 31059), (1071, 23519), (1479, 17031), (1827, 13787), (2433, 10353), (3451, 7299), (4437, 5677)]