28676829

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 41361408

約数和(自身を除く): 12684579

約数列:

[1, 3, 31, 43, 71, 93, 101, 129, 213, 303, 1333, 2201, 3053, 3131, 3999, 4343, 6603, 7171, 9159, 9393, 13029, 21513, 94643, 134633, 222301, 283929, 308353, 403899, 666903, 925059, 9558943, 28676829]

約数ペア:

[(1, 28676829), (3, 9558943), (31, 925059), (43, 666903), (71, 403899), (93, 308353), (101, 283929), (129, 222301), (213, 134633), (303, 94643), (1333, 21513), (2201, 13029), (3053, 9393), (3131, 9159), (3999, 7171), (4343, 6603)]