28700925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 54520320

約数和(自身を除く): 25819395

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 165, 209, 275, 285, 475, 627, 825, 1045, 1425, 1831, 3135, 5225, 5493, 9155, 15675, 20141, 27465, 34789, 45775, 60423, 100705, 104367, 137325, 173945, 302115, 382679, 503525, 521835, 869725, 1148037, 1510575, 1913395, 2609175, 5740185, 9566975, 28700925]

約数ペア:

[(1, 28700925), (3, 9566975), (5, 5740185), (11, 2609175), (15, 1913395), (19, 1510575), (25, 1148037), (33, 869725), (55, 521835), (57, 503525), (75, 382679), (95, 302115), (165, 173945), (209, 137325), (275, 104367), (285, 100705), (475, 60423), (627, 45775), (825, 34789), (1045, 27465), (1425, 20141), (1831, 15675), (3135, 9155), (5225, 5493)]