28951953

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 13349487

約数列:

[1, 3, 19, 47, 57, 101, 107, 141, 303, 321, 893, 1919, 2033, 2679, 4747, 5029, 5757, 6099, 10807, 14241, 15087, 32421, 90193, 95551, 205333, 270579, 286653, 507929, 615999, 1523787, 9650651, 28951953]

約数ペア:

[(1, 28951953), (3, 9650651), (19, 1523787), (47, 615999), (57, 507929), (101, 286653), (107, 270579), (141, 205333), (303, 95551), (321, 90193), (893, 32421), (1919, 15087), (2033, 14241), (2679, 10807), (4747, 6099), (5029, 5757)]