28934283

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 46858240

約数和(自身を除く): 17923957

約数列:

[1, 3, 7, 19, 21, 57, 127, 133, 381, 399, 571, 889, 1713, 2413, 2667, 3997, 7239, 10849, 11991, 16891, 32547, 50673, 72517, 75943, 217551, 227829, 507619, 1377823, 1522857, 4133469, 9644761, 28934283]

約数ペア:

[(1, 28934283), (3, 9644761), (7, 4133469), (19, 1522857), (21, 1377823), (57, 507619), (127, 227829), (133, 217551), (381, 75943), (399, 72517), (571, 50673), (889, 32547), (1713, 16891), (2413, 11991), (2667, 10849), (3997, 7239)]