2255175

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 4478880

約数和(自身を除く): 2223705

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 257, 325, 351, 585, 675, 771, 975, 1285, 1755, 2313, 2925, 3341, 3855, 6425, 6939, 8775, 10023, 11565, 16705, 19275, 30069, 34695, 50115, 57825, 83525, 90207, 150345, 173475, 250575, 451035, 751725, 2255175]

約数ペア:

[(1, 2255175), (3, 751725), (5, 451035), (9, 250575), (13, 173475), (15, 150345), (25, 90207), (27, 83525), (39, 57825), (45, 50115), (65, 34695), (75, 30069), (117, 19275), (135, 16705), (195, 11565), (225, 10023), (257, 8775), (325, 6939), (351, 6425), (585, 3855), (675, 3341), (771, 2925), (975, 2313), (1285, 1755)]