2019425925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{128831}}^1$

素因数の和:128874

約数の個数: 48

約数和(自身を含む): 3834040320

約数和(自身を除く): 1814614395

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 165, 209, 275, 285, 475, 627, 825, 1045, 1425, 3135, 5225, 15675, 128831, 386493, 644155, 1417141, 1932465, 2447789, 3220775, 4251423, 7085705, 7343367, 9662325, 12238945, 21257115, 26925679, 35428525, 36716835, 61194725, 80777037, 106285575, 134628395, 183584175, 403885185, 673141975, 2019425925]

約数ペア:

[(1, 2019425925), (3, 673141975), (5, 403885185), (11, 183584175), (15, 134628395), (19, 106285575), (25, 80777037), (33, 61194725), (55, 36716835), (57, 35428525), (75, 26925679), (95, 21257115), (165, 12238945), (209, 9662325), (275, 7343367), (285, 7085705), (475, 4251423), (627, 3220775), (825, 2447789), (1045, 1932465), (1425, 1417141), (3135, 644155), (5225, 386493), (15675, 128831)]