28836927

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24091}}^1$

素因数の和:24123

約数の個数: 24

約数和(自身を含む): 50111360

約数和(自身を除く): 21274433

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 24091, 72273, 168637, 216819, 457729, 505911, 1373187, 1517733, 3204103, 4119561, 9612309, 28836927]

約数ペア:

[(1, 28836927), (3, 9612309), (7, 4119561), (9, 3204103), (19, 1517733), (21, 1373187), (57, 505911), (63, 457729), (133, 216819), (171, 168637), (399, 72273), (1197, 24091)]