1910925

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 3720000

約数和(自身を除く): 1809075

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 149, 171, 225, 285, 447, 475, 513, 675, 745, 855, 1341, 1425, 2235, 2565, 2831, 3725, 4023, 4275, 6705, 8493, 11175, 12825, 14155, 20115, 25479, 33525, 42465, 70775, 76437, 100575, 127395, 212325, 382185, 636975, 1910925]

約数ペア:

[(1, 1910925), (3, 636975), (5, 382185), (9, 212325), (15, 127395), (19, 100575), (25, 76437), (27, 70775), (45, 42465), (57, 33525), (75, 25479), (95, 20115), (135, 14155), (149, 12825), (171, 11175), (225, 8493), (285, 6705), (447, 4275), (475, 4023), (513, 3725), (675, 2831), (745, 2565), (855, 2235), (1341, 1425)]